Home / 23,147.10-34,720.66-5,616.93

Finding the Fourth Proportional to 23,147.10, 34,720.66 and 5,616.93

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Solution

The fourth proportional to 23,147.10, 34,720.66 and 5,616.93 is: 8,425.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,147.10 : 34,720.66 = 5,616.93 : x
  2. Step 2: Convert to fraction form
    23,147.10/34,720.66 = 5,616.93/x
  3. Step 3: Cross multiply
    23,147.10x = 34,720.66 × 5,616.93
  4. Step 4: Simplify right side
    23,147.10x = 195,023,516.77
  5. Step 5: Solve for x
    x = 195,023,516.77/23,147.10
  6. Step 6: Final answer
    x = 8,425.40

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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.