Home / 39,242.88-54,153.99-22,248.68

Finding the Fourth Proportional to 39,242.88, 54,153.99 and 22,248.68

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Solution

The fourth proportional to 39,242.88, 54,153.99 and 22,248.68 is: 30,702.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,242.88 : 54,153.99 = 22,248.68 : x
  2. Step 2: Convert to fraction form
    39,242.88/54,153.99 = 22,248.68/x
  3. Step 3: Cross multiply
    39,242.88x = 54,153.99 × 22,248.68
  4. Step 4: Simplify right side
    39,242.88x = 1,204,854,523.46
  5. Step 5: Solve for x
    x = 1,204,854,523.46/39,242.88
  6. Step 6: Final answer
    x = 30,702.50

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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.