Home / 39,381.48-54,322.02-23,456.52

Finding the Fourth Proportional to 39,381.48, 54,322.02 and 23,456.52

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Solution

The fourth proportional to 39,381.48, 54,322.02 and 23,456.52 is: 32,355.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,381.48 : 54,322.02 = 23,456.52 : x
  2. Step 2: Convert to fraction form
    39,381.48/54,322.02 = 23,456.52/x
  3. Step 3: Cross multiply
    39,381.48x = 54,322.02 × 23,456.52
  4. Step 4: Simplify right side
    39,381.48x = 1,274,205,548.57
  5. Step 5: Solve for x
    x = 1,274,205,548.57/39,381.48
  6. Step 6: Final answer
    x = 32,355.45

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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.