Home / 47,703.08-71,537.87-13,959.77

Finding the Fourth Proportional to 47,703.08, 71,537.87 and 13,959.77

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Solution

The fourth proportional to 47,703.08, 71,537.87 and 13,959.77 is: 20,934.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,703.08 : 71,537.87 = 13,959.77 : x
  2. Step 2: Convert to fraction form
    47,703.08/71,537.87 = 13,959.77/x
  3. Step 3: Cross multiply
    47,703.08x = 71,537.87 × 13,959.77
  4. Step 4: Simplify right side
    47,703.08x = 998,652,425.23
  5. Step 5: Solve for x
    x = 998,652,425.23/47,703.08
  6. Step 6: Final answer
    x = 20,934.76

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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.