Home / 47,928.78-71,925.17-16,764.03

Finding the Fourth Proportional to 47,928.78, 71,925.17 and 16,764.03

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Solution

The fourth proportional to 47,928.78, 71,925.17 and 16,764.03 is: 25,157.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,928.78 : 71,925.17 = 16,764.03 : x
  2. Step 2: Convert to fraction form
    47,928.78/71,925.17 = 16,764.03/x
  3. Step 3: Cross multiply
    47,928.78x = 71,925.17 × 16,764.03
  4. Step 4: Simplify right side
    47,928.78x = 1,205,755,623.81
  5. Step 5: Solve for x
    x = 1,205,755,623.81/47,928.78
  6. Step 6: Final answer
    x = 25,157.24

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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.