Home / 14,940.36-22,399.56-7,154.64

Finding the Fourth Proportional to 14,940.36, 22,399.56 and 7,154.64

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Solution

The fourth proportional to 14,940.36, 22,399.56 and 7,154.64 is: 10,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,940.36 : 22,399.56 = 7,154.64 : x
  2. Step 2: Convert to fraction form
    14,940.36/22,399.56 = 7,154.64/x
  3. Step 3: Cross multiply
    14,940.36x = 22,399.56 × 7,154.64
  4. Step 4: Simplify right side
    14,940.36x = 160,260,787.96
  5. Step 5: Solve for x
    x = 160,260,787.96/14,940.36
  6. Step 6: Final answer
    x = 10,726.70

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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.