Home / 47,469.56-71,208.14-14,187.20

Finding the Fourth Proportional to 47,469.56, 71,208.14 and 14,187.20

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Solution

The fourth proportional to 47,469.56, 71,208.14 and 14,187.20 is: 21,281.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,469.56 : 71,208.14 = 14,187.20 : x
  2. Step 2: Convert to fraction form
    47,469.56/71,208.14 = 14,187.20/x
  3. Step 3: Cross multiply
    47,469.56x = 71,208.14 × 14,187.20
  4. Step 4: Simplify right side
    47,469.56x = 1,010,244,123.81
  5. Step 5: Solve for x
    x = 1,010,244,123.81/47,469.56
  6. Step 6: Final answer
    x = 21,281.94

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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.