Home / 23,143.55-34,708.14-8,350.54

Finding the Fourth Proportional to 23,143.55, 34,708.14 and 8,350.54

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Solution

The fourth proportional to 23,143.55, 34,708.14 and 8,350.54 is: 12,523.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,143.55 : 34,708.14 = 8,350.54 : x
  2. Step 2: Convert to fraction form
    23,143.55/34,708.14 = 8,350.54/x
  3. Step 3: Cross multiply
    23,143.55x = 34,708.14 × 8,350.54
  4. Step 4: Simplify right side
    23,143.55x = 289,831,711.40
  5. Step 5: Solve for x
    x = 289,831,711.40/23,143.55
  6. Step 6: Final answer
    x = 12,523.22

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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.