Home / 15,010.28-22,510.02-5,146.92

Finding the Fourth Proportional to 15,010.28, 22,510.02 and 5,146.92

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Solution

The fourth proportional to 15,010.28, 22,510.02 and 5,146.92 is: 7,718.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010.28 : 22,510.02 = 5,146.92 : x
  2. Step 2: Convert to fraction form
    15,010.28/22,510.02 = 5,146.92/x
  3. Step 3: Cross multiply
    15,010.28x = 22,510.02 × 5,146.92
  4. Step 4: Simplify right side
    15,010.28x = 115,857,272.14
  5. Step 5: Solve for x
    x = 115,857,272.14/15,010.28
  6. Step 6: Final answer
    x = 7,718.53

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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.