Home / 25,044.40-34,561.70-13,713.72

Finding the Fourth Proportional to 25,044.40, 34,561.70 and 13,713.72

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Solution

The fourth proportional to 25,044.40, 34,561.70 and 13,713.72 is: 18,925.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,044.40 : 34,561.70 = 13,713.72 : x
  2. Step 2: Convert to fraction form
    25,044.40/34,561.70 = 13,713.72/x
  3. Step 3: Cross multiply
    25,044.40x = 34,561.70 × 13,713.72
  4. Step 4: Simplify right side
    25,044.40x = 473,969,329.78
  5. Step 5: Solve for x
    x = 473,969,329.78/25,044.40
  6. Step 6: Final answer
    x = 18,925.16

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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.