Home / 31,501.20-43,471.16-17,354.56

Finding the Fourth Proportional to 31,501.20, 43,471.16 and 17,354.56

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Solution

The fourth proportional to 31,501.20, 43,471.16 and 17,354.56 is: 23,949.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,501.20 : 43,471.16 = 17,354.56 : x
  2. Step 2: Convert to fraction form
    31,501.20/43,471.16 = 17,354.56/x
  3. Step 3: Cross multiply
    31,501.20x = 43,471.16 × 17,354.56
  4. Step 4: Simplify right side
    31,501.20x = 754,422,854.49
  5. Step 5: Solve for x
    x = 754,422,854.49/31,501.20
  6. Step 6: Final answer
    x = 23,949.02

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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.