Home / 47,881.16-71,819.00-18,301.98

Finding the Fourth Proportional to 47,881.16, 71,819.00 and 18,301.98

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Solution

The fourth proportional to 47,881.16, 71,819.00 and 18,301.98 is: 27,451.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,881.16 : 71,819.00 = 18,301.98 : x
  2. Step 2: Convert to fraction form
    47,881.16/71,819.00 = 18,301.98/x
  3. Step 3: Cross multiply
    47,881.16x = 71,819.00 × 18,301.98
  4. Step 4: Simplify right side
    47,881.16x = 1,314,430,251.01
  5. Step 5: Solve for x
    x = 1,314,430,251.01/47,881.16
  6. Step 6: Final answer
    x = 27,451.93

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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.