Home / 26,521.82-36,591.15-15,035.51

Finding the Fourth Proportional to 26,521.82, 36,591.15 and 15,035.51

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Solution

The fourth proportional to 26,521.82, 36,591.15 and 15,035.51 is: 20,743.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,521.82 : 36,591.15 = 15,035.51 : x
  2. Step 2: Convert to fraction form
    26,521.82/36,591.15 = 15,035.51/x
  3. Step 3: Cross multiply
    26,521.82x = 36,591.15 × 15,035.51
  4. Step 4: Simplify right side
    26,521.82x = 550,166,418.78
  5. Step 5: Solve for x
    x = 550,166,418.78/26,521.82
  6. Step 6: Final answer
    x = 20,743.91

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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.