Home / 22,937.22-31,651.92-12,865.59

Finding the Fourth Proportional to 22,937.22, 31,651.92 and 12,865.59

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Solution

The fourth proportional to 22,937.22, 31,651.92 and 12,865.59 is: 17,753.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,937.22 : 31,651.92 = 12,865.59 : x
  2. Step 2: Convert to fraction form
    22,937.22/31,651.92 = 12,865.59/x
  3. Step 3: Cross multiply
    22,937.22x = 31,651.92 × 12,865.59
  4. Step 4: Simplify right side
    22,937.22x = 407,220,625.43
  5. Step 5: Solve for x
    x = 407,220,625.43/22,937.22
  6. Step 6: Final answer
    x = 17,753.70

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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.