Home / 37,397.42-56,082.12-12,432.86

Finding the Fourth Proportional to 37,397.42, 56,082.12 and 12,432.86

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Solution

The fourth proportional to 37,397.42, 56,082.12 and 12,432.86 is: 18,644.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,397.42 : 56,082.12 = 12,432.86 : x
  2. Step 2: Convert to fraction form
    37,397.42/56,082.12 = 12,432.86/x
  3. Step 3: Cross multiply
    37,397.42x = 56,082.12 × 12,432.86
  4. Step 4: Simplify right side
    37,397.42x = 697,261,146.46
  5. Step 5: Solve for x
    x = 697,261,146.46/37,397.42
  6. Step 6: Final answer
    x = 18,644.63

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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.