Home / 39,369.54-54,331.24-22,373.48

Finding the Fourth Proportional to 39,369.54, 54,331.24 and 22,373.48

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Solution

The fourth proportional to 39,369.54, 54,331.24 and 22,373.48 is: 30,876.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,369.54 : 54,331.24 = 22,373.48 : x
  2. Step 2: Convert to fraction form
    39,369.54/54,331.24 = 22,373.48/x
  3. Step 3: Cross multiply
    39,369.54x = 54,331.24 × 22,373.48
  4. Step 4: Simplify right side
    39,369.54x = 1,215,578,911.52
  5. Step 5: Solve for x
    x = 1,215,578,911.52/39,369.54
  6. Step 6: Final answer
    x = 30,876.13

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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.