Home / 45,357.71-62,624.18-40,562.78

Finding the Fourth Proportional to 45,357.71, 62,624.18 and 40,562.78

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Solution

The fourth proportional to 45,357.71, 62,624.18 and 40,562.78 is: 56,003.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,357.71 : 62,624.18 = 40,562.78 : x
  2. Step 2: Convert to fraction form
    45,357.71/62,624.18 = 40,562.78/x
  3. Step 3: Cross multiply
    45,357.71x = 62,624.18 × 40,562.78
  4. Step 4: Simplify right side
    45,357.71x = 2,540,210,836.02
  5. Step 5: Solve for x
    x = 2,540,210,836.02/45,357.71
  6. Step 6: Final answer
    x = 56,003.95

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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.