Home / 31,521.92-43,500.02-17,374.76

Finding the Fourth Proportional to 31,521.92, 43,500.02 and 17,374.76

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Solution

The fourth proportional to 31,521.92, 43,500.02 and 17,374.76 is: 23,977.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,521.92 : 43,500.02 = 17,374.76 : x
  2. Step 2: Convert to fraction form
    31,521.92/43,500.02 = 17,374.76/x
  3. Step 3: Cross multiply
    31,521.92x = 43,500.02 × 17,374.76
  4. Step 4: Simplify right side
    31,521.92x = 755,802,103.12
  5. Step 5: Solve for x
    x = 755,802,103.12/31,521.92
  6. Step 6: Final answer
    x = 23,977.04

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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.