Home / 47,925.72-71,899.11-14,648.36

Finding the Fourth Proportional to 47,925.72, 71,899.11 and 14,648.36

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Solution

The fourth proportional to 47,925.72, 71,899.11 and 14,648.36 is: 21,975.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,925.72 : 71,899.11 = 14,648.36 : x
  2. Step 2: Convert to fraction form
    47,925.72/71,899.11 = 14,648.36/x
  3. Step 3: Cross multiply
    47,925.72x = 71,899.11 × 14,648.36
  4. Step 4: Simplify right side
    47,925.72x = 1,053,203,687.46
  5. Step 5: Solve for x
    x = 1,053,203,687.46/47,925.72
  6. Step 6: Final answer
    x = 21,975.75

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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.