Home / 45,298.32-62,489.88-29,387.76

Finding the Fourth Proportional to 45,298.32, 62,489.88 and 29,387.76

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Solution

The fourth proportional to 45,298.32, 62,489.88 and 29,387.76 is: 40,540.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,298.32 : 62,489.88 = 29,387.76 : x
  2. Step 2: Convert to fraction form
    45,298.32/62,489.88 = 29,387.76/x
  3. Step 3: Cross multiply
    45,298.32x = 62,489.88 × 29,387.76
  4. Step 4: Simplify right side
    45,298.32x = 1,836,437,595.87
  5. Step 5: Solve for x
    x = 1,836,437,595.87/45,298.32
  6. Step 6: Final answer
    x = 40,540.96

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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.