Home / 47,676.89-71,487.51-14,386.97

Finding the Fourth Proportional to 47,676.89, 71,487.51 and 14,386.97

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Solution

The fourth proportional to 47,676.89, 71,487.51 and 14,386.97 is: 21,572.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,676.89 : 71,487.51 = 14,386.97 : x
  2. Step 2: Convert to fraction form
    47,676.89/71,487.51 = 14,386.97/x
  3. Step 3: Cross multiply
    47,676.89x = 71,487.51 × 14,386.97
  4. Step 4: Simplify right side
    47,676.89x = 1,028,488,304.31
  5. Step 5: Solve for x
    x = 1,028,488,304.31/47,676.89
  6. Step 6: Final answer
    x = 21,572.05

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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.