Home / 26,376.96-36,403.13-15,049.25

Finding the Fourth Proportional to 26,376.96, 36,403.13 and 15,049.25

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Solution

The fourth proportional to 26,376.96, 36,403.13 and 15,049.25 is: 20,769.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,376.96 : 36,403.13 = 15,049.25 : x
  2. Step 2: Convert to fraction form
    26,376.96/36,403.13 = 15,049.25/x
  3. Step 3: Cross multiply
    26,376.96x = 36,403.13 × 15,049.25
  4. Step 4: Simplify right side
    26,376.96x = 547,839,932.78
  5. Step 5: Solve for x
    x = 547,839,932.78/26,376.96
  6. Step 6: Final answer
    x = 20,769.64

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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.