Home / 15,108.04-22,656.65-5,745.56

Finding the Fourth Proportional to 15,108.04, 22,656.65 and 5,745.56

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Solution

The fourth proportional to 15,108.04, 22,656.65 and 5,745.56 is: 8,616.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108.04 : 22,656.65 = 5,745.56 : x
  2. Step 2: Convert to fraction form
    15,108.04/22,656.65 = 5,745.56/x
  3. Step 3: Cross multiply
    15,108.04x = 22,656.65 × 5,745.56
  4. Step 4: Simplify right side
    15,108.04x = 130,175,141.97
  5. Step 5: Solve for x
    x = 130,175,141.97/15,108.04
  6. Step 6: Final answer
    x = 8,616.28

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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.