Home / 29,372.52-40,542.63-17,891.58

Finding the Fourth Proportional to 29,372.52, 40,542.63 and 17,891.58

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Solution

The fourth proportional to 29,372.52, 40,542.63 and 17,891.58 is: 24,695.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,372.52 : 40,542.63 = 17,891.58 : x
  2. Step 2: Convert to fraction form
    29,372.52/40,542.63 = 17,891.58/x
  3. Step 3: Cross multiply
    29,372.52x = 40,542.63 × 17,891.58
  4. Step 4: Simplify right side
    29,372.52x = 725,371,708.06
  5. Step 5: Solve for x
    x = 725,371,708.06/29,372.52
  6. Step 6: Final answer
    x = 24,695.59

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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.