Home / 15,108.28-22,662.43-5,746.14

Finding the Fourth Proportional to 15,108.28, 22,662.43 and 5,746.14

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Solution

The fourth proportional to 15,108.28, 22,662.43 and 5,746.14 is: 8,619.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108.28 : 22,662.43 = 5,746.14 : x
  2. Step 2: Convert to fraction form
    15,108.28/22,662.43 = 5,746.14/x
  3. Step 3: Cross multiply
    15,108.28x = 22,662.43 × 5,746.14
  4. Step 4: Simplify right side
    15,108.28x = 130,221,481.15
  5. Step 5: Solve for x
    x = 130,221,481.15/15,108.28
  6. Step 6: Final answer
    x = 8,619.21

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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.