Home / 59,545.60-89,318.88-21,621.68

Finding the Fourth Proportional to 59,545.60, 89,318.88 and 21,621.68

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Solution

The fourth proportional to 59,545.60, 89,318.88 and 21,621.68 is: 32,432.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,545.60 : 89,318.88 = 21,621.68 : x
  2. Step 2: Convert to fraction form
    59,545.60/89,318.88 = 21,621.68/x
  3. Step 3: Cross multiply
    59,545.60x = 89,318.88 × 21,621.68
  4. Step 4: Simplify right side
    59,545.60x = 1,931,224,241.32
  5. Step 5: Solve for x
    x = 1,931,224,241.32/59,545.60
  6. Step 6: Final answer
    x = 32,432.69

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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.