Home / 15,828.13-23,753.85-7,508.08

Finding the Fourth Proportional to 15,828.13, 23,753.85 and 7,508.08

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Solution

The fourth proportional to 15,828.13, 23,753.85 and 7,508.08 is: 11,267.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,828.13 : 23,753.85 = 7,508.08 : x
  2. Step 2: Convert to fraction form
    15,828.13/23,753.85 = 7,508.08/x
  3. Step 3: Cross multiply
    15,828.13x = 23,753.85 × 7,508.08
  4. Step 4: Simplify right side
    15,828.13x = 178,345,806.11
  5. Step 5: Solve for x
    x = 178,345,806.11/15,828.13
  6. Step 6: Final answer
    x = 11,267.65

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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.