Home / 14,915.28-20,552.76-11,537.58

Finding the Fourth Proportional to 14,915.28, 20,552.76 and 11,537.58

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Solution

The fourth proportional to 14,915.28, 20,552.76 and 11,537.58 is: 15,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,915.28 : 20,552.76 = 11,537.58 : x
  2. Step 2: Convert to fraction form
    14,915.28/20,552.76 = 11,537.58/x
  3. Step 3: Cross multiply
    14,915.28x = 20,552.76 × 11,537.58
  4. Step 4: Simplify right side
    14,915.28x = 237,129,112.72
  5. Step 5: Solve for x
    x = 237,129,112.72/14,915.28
  6. Step 6: Final answer
    x = 15,898.40

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