Home / 14,378.68-19,713.17-14,116.24

Finding the Fourth Proportional to 14,378.68, 19,713.17 and 14,116.24

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Solution

The fourth proportional to 14,378.68, 19,713.17 and 14,116.24 is: 19,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,378.68 : 19,713.17 = 14,116.24 : x
  2. Step 2: Convert to fraction form
    14,378.68/19,713.17 = 14,116.24/x
  3. Step 3: Cross multiply
    14,378.68x = 19,713.17 × 14,116.24
  4. Step 4: Simplify right side
    14,378.68x = 278,275,838.88
  5. Step 5: Solve for x
    x = 278,275,838.88/14,378.68
  6. Step 6: Final answer
    x = 19,353.36

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Half scale
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Double scale
Find fourth proportional to 14,379.68, 19,714.54 and 14,117.24
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.