Home / 15,849.32-23,751.30-8,909.24

Finding the Fourth Proportional to 15,849.32, 23,751.30 and 8,909.24

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Solution

The fourth proportional to 15,849.32, 23,751.30 and 8,909.24 is: 13,351.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,849.32 : 23,751.30 = 8,909.24 : x
  2. Step 2: Convert to fraction form
    15,849.32/23,751.30 = 8,909.24/x
  3. Step 3: Cross multiply
    15,849.32x = 23,751.30 × 8,909.24
  4. Step 4: Simplify right side
    15,849.32x = 211,606,032.01
  5. Step 5: Solve for x
    x = 211,606,032.01/15,849.32
  6. Step 6: Final answer
    x = 13,351.11

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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.