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Finding the Fourth Proportional to 61,645.60, 92,469.02 and 19,524.88

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Solution

The fourth proportional to 61,645.60, 92,469.02 and 19,524.88 is: 29,287.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,645.60 : 92,469.02 = 19,524.88 : x
  2. Step 2: Convert to fraction form
    61,645.60/92,469.02 = 19,524.88/x
  3. Step 3: Cross multiply
    61,645.60x = 92,469.02 × 19,524.88
  4. Step 4: Simplify right side
    61,645.60x = 1,805,446,421.59
  5. Step 5: Solve for x
    x = 1,805,446,421.59/61,645.60
  6. Step 6: Final answer
    x = 29,287.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.