Home / 25,691.40-38,537.10-14,632.20

Finding the Fourth Proportional to 25,691.40, 38,537.10 and 14,632.20

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Solution

The fourth proportional to 25,691.40, 38,537.10 and 14,632.20 is: 21,948.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,691.40 : 38,537.10 = 14,632.20 : x
  2. Step 2: Convert to fraction form
    25,691.40/38,537.10 = 14,632.20/x
  3. Step 3: Cross multiply
    25,691.40x = 38,537.10 × 14,632.20
  4. Step 4: Simplify right side
    25,691.40x = 563,882,554.62
  5. Step 5: Solve for x
    x = 563,882,554.62/25,691.40
  6. Step 6: Final answer
    x = 21,948.30

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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.