Home / 47,937.40-71,920.14-16,775.08

Finding the Fourth Proportional to 47,937.40, 71,920.14 and 16,775.08

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Solution

The fourth proportional to 47,937.40, 71,920.14 and 16,775.08 is: 25,167.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,937.40 : 71,920.14 = 16,775.08 : x
  2. Step 2: Convert to fraction form
    47,937.40/71,920.14 = 16,775.08/x
  3. Step 3: Cross multiply
    47,937.40x = 71,920.14 × 16,775.08
  4. Step 4: Simplify right side
    47,937.40x = 1,206,466,102.11
  5. Step 5: Solve for x
    x = 1,206,466,102.11/47,937.40
  6. Step 6: Final answer
    x = 25,167.53

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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.