Home / 15,147.47-22,718.46-4,614.97

Finding the Fourth Proportional to 15,147.47, 22,718.46 and 4,614.97

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Solution

The fourth proportional to 15,147.47, 22,718.46 and 4,614.97 is: 6,921.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,147.47 : 22,718.46 = 4,614.97 : x
  2. Step 2: Convert to fraction form
    15,147.47/22,718.46 = 4,614.97/x
  3. Step 3: Cross multiply
    15,147.47x = 22,718.46 × 4,614.97
  4. Step 4: Simplify right side
    15,147.47x = 104,845,011.35
  5. Step 5: Solve for x
    x = 104,845,011.35/15,147.47
  6. Step 6: Final answer
    x = 6,921.62

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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.