Home / 20,732.41-28,610.58-11,301.04

Finding the Fourth Proportional to 20,732.41, 28,610.58 and 11,301.04

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Solution

The fourth proportional to 20,732.41, 28,610.58 and 11,301.04 is: 15,595.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,732.41 : 28,610.58 = 11,301.04 : x
  2. Step 2: Convert to fraction form
    20,732.41/28,610.58 = 11,301.04/x
  3. Step 3: Cross multiply
    20,732.41x = 28,610.58 × 11,301.04
  4. Step 4: Simplify right side
    20,732.41x = 323,329,309.00
  5. Step 5: Solve for x
    x = 323,329,309.00/20,732.41
  6. Step 6: Final answer
    x = 15,595.36

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1.5x scale

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.