Home / 15,743.64-23,608.77-6,385.71

Finding the Fourth Proportional to 15,743.64, 23,608.77 and 6,385.71

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Solution

The fourth proportional to 15,743.64, 23,608.77 and 6,385.71 is: 9,575.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.64 : 23,608.77 = 6,385.71 : x
  2. Step 2: Convert to fraction form
    15,743.64/23,608.77 = 6,385.71/x
  3. Step 3: Cross multiply
    15,743.64x = 23,608.77 × 6,385.71
  4. Step 4: Simplify right side
    15,743.64x = 150,758,758.68
  5. Step 5: Solve for x
    x = 150,758,758.68/15,743.64
  6. Step 6: Final answer
    x = 9,575.85

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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.