Home / 15,149.66-22,721.75-4,617.17

Finding the Fourth Proportional to 15,149.66, 22,721.75 and 4,617.17

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Solution

The fourth proportional to 15,149.66, 22,721.75 and 4,617.17 is: 6,924.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,149.66 : 22,721.75 = 4,617.17 : x
  2. Step 2: Convert to fraction form
    15,149.66/22,721.75 = 4,617.17/x
  3. Step 3: Cross multiply
    15,149.66x = 22,721.75 × 4,617.17
  4. Step 4: Simplify right side
    15,149.66x = 104,910,045.75
  5. Step 5: Solve for x
    x = 104,910,045.75/15,149.66
  6. Step 6: Final answer
    x = 6,924.91

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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.