Home / 26,100.40-36,022.42-15,344.82

Finding the Fourth Proportional to 26,100.40, 36,022.42 and 15,344.82

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Solution

The fourth proportional to 26,100.40, 36,022.42 and 15,344.82 is: 21,178.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,100.40 : 36,022.42 = 15,344.82 : x
  2. Step 2: Convert to fraction form
    26,100.40/36,022.42 = 15,344.82/x
  3. Step 3: Cross multiply
    26,100.40x = 36,022.42 × 15,344.82
  4. Step 4: Simplify right side
    26,100.40x = 552,757,550.86
  5. Step 5: Solve for x
    x = 552,757,550.86/26,100.40
  6. Step 6: Final answer
    x = 21,178.13

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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.