Home / 15,701.88-23,548.12-5,169.96

Finding the Fourth Proportional to 15,701.88, 23,548.12 and 5,169.96

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Solution

The fourth proportional to 15,701.88, 23,548.12 and 5,169.96 is: 7,753.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,701.88 : 23,548.12 = 5,169.96 : x
  2. Step 2: Convert to fraction form
    15,701.88/23,548.12 = 5,169.96/x
  3. Step 3: Cross multiply
    15,701.88x = 23,548.12 × 5,169.96
  4. Step 4: Simplify right side
    15,701.88x = 121,742,838.48
  5. Step 5: Solve for x
    x = 121,742,838.48/15,701.88
  6. Step 6: Final answer
    x = 7,753.39

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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.