Home / 39,220.48-54,132.13-23,301.87

Finding the Fourth Proportional to 39,220.48, 54,132.13 and 23,301.87

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Solution

The fourth proportional to 39,220.48, 54,132.13 and 23,301.87 is: 32,161.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,220.48 : 54,132.13 = 23,301.87 : x
  2. Step 2: Convert to fraction form
    39,220.48/54,132.13 = 23,301.87/x
  3. Step 3: Cross multiply
    39,220.48x = 54,132.13 × 23,301.87
  4. Step 4: Simplify right side
    39,220.48x = 1,261,379,856.08
  5. Step 5: Solve for x
    x = 1,261,379,856.08/39,220.48
  6. Step 6: Final answer
    x = 32,161.25

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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.