Home / 15,108.17-22,643.09-8,538.04

Finding the Fourth Proportional to 15,108.17, 22,643.09 and 8,538.04

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Solution

The fourth proportional to 15,108.17, 22,643.09 and 8,538.04 is: 12,796.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108.17 : 22,643.09 = 8,538.04 : x
  2. Step 2: Convert to fraction form
    15,108.17/22,643.09 = 8,538.04/x
  3. Step 3: Cross multiply
    15,108.17x = 22,643.09 × 8,538.04
  4. Step 4: Simplify right side
    15,108.17x = 193,327,452.24
  5. Step 5: Solve for x
    x = 193,327,452.24/15,108.17
  6. Step 6: Final answer
    x = 12,796.22

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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.