Home / 31,500.11-43,468.08-17,352.95

Finding the Fourth Proportional to 31,500.11, 43,468.08 and 17,352.95

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Solution

The fourth proportional to 31,500.11, 43,468.08 and 17,352.95 is: 23,945.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,500.11 : 43,468.08 = 17,352.95 : x
  2. Step 2: Convert to fraction form
    31,500.11/43,468.08 = 17,352.95/x
  3. Step 3: Cross multiply
    31,500.11x = 43,468.08 × 17,352.95
  4. Step 4: Simplify right side
    31,500.11x = 754,299,114.73
  5. Step 5: Solve for x
    x = 754,299,114.73/31,500.11
  6. Step 6: Final answer
    x = 23,945.92

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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.