Home / 18,348.02-27,519.14-15,247.95

Finding the Fourth Proportional to 18,348.02, 27,519.14 and 15,247.95

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Solution

The fourth proportional to 18,348.02, 27,519.14 and 15,247.95 is: 22,869.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,348.02 : 27,519.14 = 15,247.95 : x
  2. Step 2: Convert to fraction form
    18,348.02/27,519.14 = 15,247.95/x
  3. Step 3: Cross multiply
    18,348.02x = 27,519.14 × 15,247.95
  4. Step 4: Simplify right side
    18,348.02x = 419,610,405.69
  5. Step 5: Solve for x
    x = 419,610,405.69/18,348.02
  6. Step 6: Final answer
    x = 22,869.52

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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.