Home / 35,917.76-49,565.40-20,001.88

Finding the Fourth Proportional to 35,917.76, 49,565.40 and 20,001.88

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Solution

The fourth proportional to 35,917.76, 49,565.40 and 20,001.88 is: 27,601.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,917.76 : 49,565.40 = 20,001.88 : x
  2. Step 2: Convert to fraction form
    35,917.76/49,565.40 = 20,001.88/x
  3. Step 3: Cross multiply
    35,917.76x = 49,565.40 × 20,001.88
  4. Step 4: Simplify right side
    35,917.76x = 991,401,182.95
  5. Step 5: Solve for x
    x = 991,401,182.95/35,917.76
  6. Step 6: Final answer
    x = 27,601.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.