Home / 31,402.92-43,335.54-17,255.46

Finding the Fourth Proportional to 31,402.92, 43,335.54 and 17,255.46

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Solution

The fourth proportional to 31,402.92, 43,335.54 and 17,255.46 is: 23,812.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,402.92 : 43,335.54 = 17,255.46 : x
  2. Step 2: Convert to fraction form
    31,402.92/43,335.54 = 17,255.46/x
  3. Step 3: Cross multiply
    31,402.92x = 43,335.54 × 17,255.46
  4. Step 4: Simplify right side
    31,402.92x = 747,774,677.05
  5. Step 5: Solve for x
    x = 747,774,677.05/31,402.92
  6. Step 6: Final answer
    x = 23,812.27

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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.