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Finding the Fourth Proportional to 18,028, 24,883.04 and 10,959.12

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Solution

The fourth proportional to 18,028, 24,883.04 and 10,959.12 is: 15,126.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028 : 24,883.04 = 10,959.12 : x
  2. Step 2: Convert to fraction form
    18,028/24,883.04 = 10,959.12/x
  3. Step 3: Cross multiply
    18,028x = 24,883.04 × 10,959.12
  4. Step 4: Simplify right side
    18,028x = 272,696,221.32
  5. Step 5: Solve for x
    x = 272,696,221.32/18,028
  6. Step 6: Final answer
    x = 15,126.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.