Home / 26,138.76-36,052.42-16,581.56

Finding the Fourth Proportional to 26,138.76, 36,052.42 and 16,581.56

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Solution

The fourth proportional to 26,138.76, 36,052.42 and 16,581.56 is: 22,870.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,138.76 : 36,052.42 = 16,581.56 : x
  2. Step 2: Convert to fraction form
    26,138.76/36,052.42 = 16,581.56/x
  3. Step 3: Cross multiply
    26,138.76x = 36,052.42 × 16,581.56
  4. Step 4: Simplify right side
    26,138.76x = 597,805,365.38
  5. Step 5: Solve for x
    x = 597,805,365.38/26,138.76
  6. Step 6: Final answer
    x = 22,870.46

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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.