Home / 47,675.89-71,486.02-14,385.97

Finding the Fourth Proportional to 47,675.89, 71,486.02 and 14,385.97

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Solution

The fourth proportional to 47,675.89, 71,486.02 and 14,385.97 is: 21,570.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,675.89 : 71,486.02 = 14,385.97 : x
  2. Step 2: Convert to fraction form
    47,675.89/71,486.02 = 14,385.97/x
  3. Step 3: Cross multiply
    47,675.89x = 71,486.02 × 14,385.97
  4. Step 4: Simplify right side
    47,675.89x = 1,028,395,309.78
  5. Step 5: Solve for x
    x = 1,028,395,309.78/47,675.89
  6. Step 6: Final answer
    x = 21,570.56

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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.