Home / 22,734.28-31,373.40-13,301.02

Finding the Fourth Proportional to 22,734.28, 31,373.40 and 13,301.02

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Solution

The fourth proportional to 22,734.28, 31,373.40 and 13,301.02 is: 18,355.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,734.28 : 31,373.40 = 13,301.02 : x
  2. Step 2: Convert to fraction form
    22,734.28/31,373.40 = 13,301.02/x
  3. Step 3: Cross multiply
    22,734.28x = 31,373.40 × 13,301.02
  4. Step 4: Simplify right side
    22,734.28x = 417,298,220.87
  5. Step 5: Solve for x
    x = 417,298,220.87/22,734.28
  6. Step 6: Final answer
    x = 18,355.46

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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.