Home / 39,129.64-58,693.88-27,110.70

Finding the Fourth Proportional to 39,129.64, 58,693.88 and 27,110.70

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Solution

The fourth proportional to 39,129.64, 58,693.88 and 27,110.70 is: 40,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,129.64 : 58,693.88 = 27,110.70 : x
  2. Step 2: Convert to fraction form
    39,129.64/58,693.88 = 27,110.70/x
  3. Step 3: Cross multiply
    39,129.64x = 58,693.88 × 27,110.70
  4. Step 4: Simplify right side
    39,129.64x = 1,591,232,240.29
  5. Step 5: Solve for x
    x = 1,591,232,240.29/39,129.64
  6. Step 6: Final answer
    x = 40,665.65

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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.