Home / 25,613.16-38,397-13,773.27

Finding the Fourth Proportional to 25,613.16, 38,397 and 13,773.27

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Solution

The fourth proportional to 25,613.16, 38,397 and 13,773.27 is: 20,647.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,613.16 : 38,397 = 13,773.27 : x
  2. Step 2: Convert to fraction form
    25,613.16/38,397 = 13,773.27/x
  3. Step 3: Cross multiply
    25,613.16x = 38,397 × 13,773.27
  4. Step 4: Simplify right side
    25,613.16x = 528,852,248.19
  5. Step 5: Solve for x
    x = 528,852,248.19/25,613.16
  6. Step 6: Final answer
    x = 20,647.68

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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.