Home / 15,744.68-23,603.04-6,391.61

Finding the Fourth Proportional to 15,744.68, 23,603.04 and 6,391.61

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Solution

The fourth proportional to 15,744.68, 23,603.04 and 6,391.61 is: 9,581.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,744.68 : 23,603.04 = 6,391.61 : x
  2. Step 2: Convert to fraction form
    15,744.68/23,603.04 = 6,391.61/x
  3. Step 3: Cross multiply
    15,744.68x = 23,603.04 × 6,391.61
  4. Step 4: Simplify right side
    15,744.68x = 150,861,308.48
  5. Step 5: Solve for x
    x = 150,861,308.48/15,744.68
  6. Step 6: Final answer
    x = 9,581.74

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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.