Home / 39,132.74-58,702.62-11,053.08

Finding the Fourth Proportional to 39,132.74, 58,702.62 and 11,053.08

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Solution

The fourth proportional to 39,132.74, 58,702.62 and 11,053.08 is: 16,580.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,132.74 : 58,702.62 = 11,053.08 : x
  2. Step 2: Convert to fraction form
    39,132.74/58,702.62 = 11,053.08/x
  3. Step 3: Cross multiply
    39,132.74x = 58,702.62 × 11,053.08
  4. Step 4: Simplify right side
    39,132.74x = 648,844,755.07
  5. Step 5: Solve for x
    x = 648,844,755.07/39,132.74
  6. Step 6: Final answer
    x = 16,580.61

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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.