Home / 39,387.43-58,951.71-29,976.64

Finding the Fourth Proportional to 39,387.43, 58,951.71 and 29,976.64

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Solution

The fourth proportional to 39,387.43, 58,951.71 and 29,976.64 is: 44,866.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,387.43 : 58,951.71 = 29,976.64 : x
  2. Step 2: Convert to fraction form
    39,387.43/58,951.71 = 29,976.64/x
  3. Step 3: Cross multiply
    39,387.43x = 58,951.71 × 29,976.64
  4. Step 4: Simplify right side
    39,387.43x = 1,767,174,188.05
  5. Step 5: Solve for x
    x = 1,767,174,188.05/39,387.43
  6. Step 6: Final answer
    x = 44,866.45

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1.5x scale

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.