Home / 25,446.10-35,115.98-15,373.14

Finding the Fourth Proportional to 25,446.10, 35,115.98 and 15,373.14

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Solution

The fourth proportional to 25,446.10, 35,115.98 and 15,373.14 is: 21,215.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,446.10 : 35,115.98 = 15,373.14 : x
  2. Step 2: Convert to fraction form
    25,446.10/35,115.98 = 15,373.14/x
  3. Step 3: Cross multiply
    25,446.10x = 35,115.98 × 15,373.14
  4. Step 4: Simplify right side
    25,446.10x = 539,842,876.78
  5. Step 5: Solve for x
    x = 539,842,876.78/25,446.10
  6. Step 6: Final answer
    x = 21,215.15

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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.