Home / 47,876.24-71,819.27-18,318.93

Finding the Fourth Proportional to 47,876.24, 71,819.27 and 18,318.93

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Solution

The fourth proportional to 47,876.24, 71,819.27 and 18,318.93 is: 27,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,876.24 : 71,819.27 = 18,318.93 : x
  2. Step 2: Convert to fraction form
    47,876.24/71,819.27 = 18,318.93/x
  3. Step 3: Cross multiply
    47,876.24x = 71,819.27 × 18,318.93
  4. Step 4: Simplify right side
    47,876.24x = 1,315,652,088.19
  5. Step 5: Solve for x
    x = 1,315,652,088.19/47,876.24
  6. Step 6: Final answer
    x = 27,480.27

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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.