Home / 44,005.28-66,025.20-19,364

Finding the Fourth Proportional to 44,005.28, 66,025.20 and 19,364

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Solution

The fourth proportional to 44,005.28, 66,025.20 and 19,364 is: 29,053.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,005.28 : 66,025.20 = 19,364 : x
  2. Step 2: Convert to fraction form
    44,005.28/66,025.20 = 19,364/x
  3. Step 3: Cross multiply
    44,005.28x = 66,025.20 × 19,364
  4. Step 4: Simplify right side
    44,005.28x = 1,278,511,972.80
  5. Step 5: Solve for x
    x = 1,278,511,972.80/44,005.28
  6. Step 6: Final answer
    x = 29,053.60

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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.