Home / 15,992.56-22,080.60-10,340.96

Finding the Fourth Proportional to 15,992.56, 22,080.60 and 10,340.96

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Solution

The fourth proportional to 15,992.56, 22,080.60 and 10,340.96 is: 14,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,992.56 : 22,080.60 = 10,340.96 : x
  2. Step 2: Convert to fraction form
    15,992.56/22,080.60 = 10,340.96/x
  3. Step 3: Cross multiply
    15,992.56x = 22,080.60 × 10,340.96
  4. Step 4: Simplify right side
    15,992.56x = 228,334,601.38
  5. Step 5: Solve for x
    x = 228,334,601.38/15,992.56
  6. Step 6: Final answer
    x = 14,277.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.