Home / 47,423.53-71,138.54-14,141.04

Finding the Fourth Proportional to 47,423.53, 71,138.54 and 14,141.04

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Solution

The fourth proportional to 47,423.53, 71,138.54 and 14,141.04 is: 21,212.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,423.53 : 71,138.54 = 14,141.04 : x
  2. Step 2: Convert to fraction form
    47,423.53/71,138.54 = 14,141.04/x
  3. Step 3: Cross multiply
    47,423.53x = 71,138.54 × 14,141.04
  4. Step 4: Simplify right side
    47,423.53x = 1,005,972,939.68
  5. Step 5: Solve for x
    x = 1,005,972,939.68/47,423.53
  6. Step 6: Final answer
    x = 21,212.53

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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.