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Finding the Fourth Proportional to 56,516.68, 84,765.42 and 14,967.88

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Solution

The fourth proportional to 56,516.68, 84,765.42 and 14,967.88 is: 22,449.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,516.68 : 84,765.42 = 14,967.88 : x
  2. Step 2: Convert to fraction form
    56,516.68/84,765.42 = 14,967.88/x
  3. Step 3: Cross multiply
    56,516.68x = 84,765.42 × 14,967.88
  4. Step 4: Simplify right side
    56,516.68x = 1,268,758,634.71
  5. Step 5: Solve for x
    x = 1,268,758,634.71/56,516.68
  6. Step 6: Final answer
    x = 22,449.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.