Home / 38,675.66-53,362.13-22,318.73

Finding the Fourth Proportional to 38,675.66, 53,362.13 and 22,318.73

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Solution

The fourth proportional to 38,675.66, 53,362.13 and 22,318.73 is: 30,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,675.66 : 53,362.13 = 22,318.73 : x
  2. Step 2: Convert to fraction form
    38,675.66/53,362.13 = 22,318.73/x
  3. Step 3: Cross multiply
    38,675.66x = 53,362.13 × 22,318.73
  4. Step 4: Simplify right side
    38,675.66x = 1,190,974,593.29
  5. Step 5: Solve for x
    x = 1,190,974,593.29/38,675.66
  6. Step 6: Final answer
    x = 30,793.90

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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.