Home / 39,369.18-54,327.33-22,602.18

Finding the Fourth Proportional to 39,369.18, 54,327.33 and 22,602.18

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Solution

The fourth proportional to 39,369.18, 54,327.33 and 22,602.18 is: 31,189.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,369.18 : 54,327.33 = 22,602.18 : x
  2. Step 2: Convert to fraction form
    39,369.18/54,327.33 = 22,602.18/x
  3. Step 3: Cross multiply
    39,369.18x = 54,327.33 × 22,602.18
  4. Step 4: Simplify right side
    39,369.18x = 1,227,916,091.58
  5. Step 5: Solve for x
    x = 1,227,916,091.58/39,369.18
  6. Step 6: Final answer
    x = 31,189.78

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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.