Home / 15,854.16-23,778.54-4,167.48

Finding the Fourth Proportional to 15,854.16, 23,778.54 and 4,167.48

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Solution

The fourth proportional to 15,854.16, 23,778.54 and 4,167.48 is: 6,250.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854.16 : 23,778.54 = 4,167.48 : x
  2. Step 2: Convert to fraction form
    15,854.16/23,778.54 = 4,167.48/x
  3. Step 3: Cross multiply
    15,854.16x = 23,778.54 × 4,167.48
  4. Step 4: Simplify right side
    15,854.16x = 99,096,589.88
  5. Step 5: Solve for x
    x = 99,096,589.88/15,854.16
  6. Step 6: Final answer
    x = 6,250.51

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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.