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Finding the Fourth Proportional to 15,028.66, 22,522.47 and 8,775.46

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Solution

The fourth proportional to 15,028.66, 22,522.47 and 8,775.46 is: 13,151.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,028.66 : 22,522.47 = 8,775.46 : x
  2. Step 2: Convert to fraction form
    15,028.66/22,522.47 = 8,775.46/x
  3. Step 3: Cross multiply
    15,028.66x = 22,522.47 × 8,775.46
  4. Step 4: Simplify right side
    15,028.66x = 197,645,034.59
  5. Step 5: Solve for x
    x = 197,645,034.59/15,028.66
  6. Step 6: Final answer
    x = 13,151.21

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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.