Home / 39,033.92-58,557-12,732.60

Finding the Fourth Proportional to 39,033.92, 58,557 and 12,732.60

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Solution

The fourth proportional to 39,033.92, 58,557 and 12,732.60 is: 19,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,033.92 : 58,557 = 12,732.60 : x
  2. Step 2: Convert to fraction form
    39,033.92/58,557 = 12,732.60/x
  3. Step 3: Cross multiply
    39,033.92x = 58,557 × 12,732.60
  4. Step 4: Simplify right side
    39,033.92x = 745,582,858.20
  5. Step 5: Solve for x
    x = 745,582,858.20/39,033.92
  6. Step 6: Final answer
    x = 19,100.90

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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.