Home / 14,067.46-19,416.27-8,100.19

Finding the Fourth Proportional to 14,067.46, 19,416.27 and 8,100.19

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Solution

The fourth proportional to 14,067.46, 19,416.27 and 8,100.19 is: 11,180.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,067.46 : 19,416.27 = 8,100.19 : x
  2. Step 2: Convert to fraction form
    14,067.46/19,416.27 = 8,100.19/x
  3. Step 3: Cross multiply
    14,067.46x = 19,416.27 × 8,100.19
  4. Step 4: Simplify right side
    14,067.46x = 157,275,476.09
  5. Step 5: Solve for x
    x = 157,275,476.09/14,067.46
  6. Step 6: Final answer
    x = 11,180.09

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Half scale
Find fourth proportional to 28,134.92, 38,832.54 and 16,200.38
Double scale
Find fourth proportional to 14,068.46, 19,417.65 and 8,101.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.