Home / 15,211.28-22,801.38-10,281.42

Finding the Fourth Proportional to 15,211.28, 22,801.38 and 10,281.42

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Solution

The fourth proportional to 15,211.28, 22,801.38 and 10,281.42 is: 15,411.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,211.28 : 22,801.38 = 10,281.42 : x
  2. Step 2: Convert to fraction form
    15,211.28/22,801.38 = 10,281.42/x
  3. Step 3: Cross multiply
    15,211.28x = 22,801.38 × 10,281.42
  4. Step 4: Simplify right side
    15,211.28x = 234,430,564.36
  5. Step 5: Solve for x
    x = 234,430,564.36/15,211.28
  6. Step 6: Final answer
    x = 15,411.63

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.