Home / 25,113.56-37,691.06-12,637.13

Finding the Fourth Proportional to 25,113.56, 37,691.06 and 12,637.13

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Solution

The fourth proportional to 25,113.56, 37,691.06 and 12,637.13 is: 18,966.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,113.56 : 37,691.06 = 12,637.13 : x
  2. Step 2: Convert to fraction form
    25,113.56/37,691.06 = 12,637.13/x
  3. Step 3: Cross multiply
    25,113.56x = 37,691.06 × 12,637.13
  4. Step 4: Simplify right side
    25,113.56x = 476,306,573.42
  5. Step 5: Solve for x
    x = 476,306,573.42/25,113.56
  6. Step 6: Final answer
    x = 18,966.12

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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.