Home / 15,651.16-23,469.31-9,079.36

Finding the Fourth Proportional to 15,651.16, 23,469.31 and 9,079.36

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Solution

The fourth proportional to 15,651.16, 23,469.31 and 9,079.36 is: 13,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,651.16 : 23,469.31 = 9,079.36 : x
  2. Step 2: Convert to fraction form
    15,651.16/23,469.31 = 9,079.36/x
  3. Step 3: Cross multiply
    15,651.16x = 23,469.31 × 9,079.36
  4. Step 4: Simplify right side
    15,651.16x = 213,086,267.12
  5. Step 5: Solve for x
    x = 213,086,267.12/15,651.16
  6. Step 6: Final answer
    x = 13,614.73

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1.5x scale

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.