Home / 26,197.38-36,153.81-15,019.38

Finding the Fourth Proportional to 26,197.38, 36,153.81 and 15,019.38

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Solution

The fourth proportional to 26,197.38, 36,153.81 and 15,019.38 is: 20,727.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,197.38 : 36,153.81 = 15,019.38 : x
  2. Step 2: Convert to fraction form
    26,197.38/36,153.81 = 15,019.38/x
  3. Step 3: Cross multiply
    26,197.38x = 36,153.81 × 15,019.38
  4. Step 4: Simplify right side
    26,197.38x = 543,007,810.84
  5. Step 5: Solve for x
    x = 543,007,810.84/26,197.38
  6. Step 6: Final answer
    x = 20,727.56

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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.