Home / 23,172.90-34,766.55-9,134.70

Finding the Fourth Proportional to 23,172.90, 34,766.55 and 9,134.70

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Solution

The fourth proportional to 23,172.90, 34,766.55 and 9,134.70 is: 13,704.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,172.90 : 34,766.55 = 9,134.70 : x
  2. Step 2: Convert to fraction form
    23,172.90/34,766.55 = 9,134.70/x
  3. Step 3: Cross multiply
    23,172.90x = 34,766.55 × 9,134.70
  4. Step 4: Simplify right side
    23,172.90x = 317,582,004.29
  5. Step 5: Solve for x
    x = 317,582,004.29/23,172.90
  6. Step 6: Final answer
    x = 13,704.89

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1.5x scale

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.