Home / 15,354.72-23,016.56-5,988.96

Finding the Fourth Proportional to 15,354.72, 23,016.56 and 5,988.96

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Solution

The fourth proportional to 15,354.72, 23,016.56 and 5,988.96 is: 8,977.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,354.72 : 23,016.56 = 5,988.96 : x
  2. Step 2: Convert to fraction form
    15,354.72/23,016.56 = 5,988.96/x
  3. Step 3: Cross multiply
    15,354.72x = 23,016.56 × 5,988.96
  4. Step 4: Simplify right side
    15,354.72x = 137,845,257.18
  5. Step 5: Solve for x
    x = 137,845,257.18/15,354.72
  6. Step 6: Final answer
    x = 8,977.39

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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.