Home / 39,468.97-54,470.88-21,566.63

Finding the Fourth Proportional to 39,468.97, 54,470.88 and 21,566.63

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Solution

The fourth proportional to 39,468.97, 54,470.88 and 21,566.63 is: 29,763.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,468.97 : 54,470.88 = 21,566.63 : x
  2. Step 2: Convert to fraction form
    39,468.97/54,470.88 = 21,566.63/x
  3. Step 3: Cross multiply
    39,468.97x = 54,470.88 × 21,566.63
  4. Step 4: Simplify right side
    39,468.97x = 1,174,753,297.71
  5. Step 5: Solve for x
    x = 1,174,753,297.71/39,468.97
  6. Step 6: Final answer
    x = 29,763.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.