Home / 14,915.28-22,372.40-3,822.08

Finding the Fourth Proportional to 14,915.28, 22,372.40 and 3,822.08

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Solution

The fourth proportional to 14,915.28, 22,372.40 and 3,822.08 is: 5,732.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,915.28 : 22,372.40 = 3,822.08 : x
  2. Step 2: Convert to fraction form
    14,915.28/22,372.40 = 3,822.08/x
  3. Step 3: Cross multiply
    14,915.28x = 22,372.40 × 3,822.08
  4. Step 4: Simplify right side
    14,915.28x = 85,509,000.29
  5. Step 5: Solve for x
    x = 85,509,000.29/14,915.28
  6. Step 6: Final answer
    x = 5,732.98

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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.