Home / 25,044.86-34,561.92-15,613.46

Finding the Fourth Proportional to 25,044.86, 34,561.92 and 15,613.46

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Solution

The fourth proportional to 25,044.86, 34,561.92 and 15,613.46 is: 21,546.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,044.86 : 34,561.92 = 15,613.46 : x
  2. Step 2: Convert to fraction form
    25,044.86/34,561.92 = 15,613.46/x
  3. Step 3: Cross multiply
    25,044.86x = 34,561.92 × 15,613.46
  4. Step 4: Simplify right side
    25,044.86x = 539,631,155.44
  5. Step 5: Solve for x
    x = 539,631,155.44/25,044.86
  6. Step 6: Final answer
    x = 21,546.58

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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.