Home / 24,925.78-34,378.13-15,974.12

Finding the Fourth Proportional to 24,925.78, 34,378.13 and 15,974.12

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Solution

The fourth proportional to 24,925.78, 34,378.13 and 15,974.12 is: 22,031.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,925.78 : 34,378.13 = 15,974.12 : x
  2. Step 2: Convert to fraction form
    24,925.78/34,378.13 = 15,974.12/x
  3. Step 3: Cross multiply
    24,925.78x = 34,378.13 × 15,974.12
  4. Step 4: Simplify right side
    24,925.78x = 549,160,499.88
  5. Step 5: Solve for x
    x = 549,160,499.88/24,925.78
  6. Step 6: Final answer
    x = 22,031.83

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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.