Home / 15,755.12-23,632.68-4,661.92

Finding the Fourth Proportional to 15,755.12, 23,632.68 and 4,661.92

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Solution

The fourth proportional to 15,755.12, 23,632.68 and 4,661.92 is: 6,992.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,755.12 : 23,632.68 = 4,661.92 : x
  2. Step 2: Convert to fraction form
    15,755.12/23,632.68 = 4,661.92/x
  3. Step 3: Cross multiply
    15,755.12x = 23,632.68 × 4,661.92
  4. Step 4: Simplify right side
    15,755.12x = 110,173,663.55
  5. Step 5: Solve for x
    x = 110,173,663.55/15,755.12
  6. Step 6: Final answer
    x = 6,992.88

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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.