Home / 14,989.28-22,478.46-5,125.94

Finding the Fourth Proportional to 14,989.28, 22,478.46 and 5,125.94

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Solution

The fourth proportional to 14,989.28, 22,478.46 and 5,125.94 is: 7,687.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,989.28 : 22,478.46 = 5,125.94 : x
  2. Step 2: Convert to fraction form
    14,989.28/22,478.46 = 5,125.94/x
  3. Step 3: Cross multiply
    14,989.28x = 22,478.46 × 5,125.94
  4. Step 4: Simplify right side
    14,989.28x = 115,223,237.25
  5. Step 5: Solve for x
    x = 115,223,237.25/14,989.28
  6. Step 6: Final answer
    x = 7,687.04

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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.