Home / 14,074.48-19,422.12-8,106.32

Finding the Fourth Proportional to 14,074.48, 19,422.12 and 8,106.32

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Solution

The fourth proportional to 14,074.48, 19,422.12 and 8,106.32 is: 11,186.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.48 : 19,422.12 = 8,106.32 : x
  2. Step 2: Convert to fraction form
    14,074.48/19,422.12 = 8,106.32/x
  3. Step 3: Cross multiply
    14,074.48x = 19,422.12 × 8,106.32
  4. Step 4: Simplify right side
    14,074.48x = 157,441,919.80
  5. Step 5: Solve for x
    x = 157,441,919.80/14,074.48
  6. Step 6: Final answer
    x = 11,186.34

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Double scale
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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.