Home / 26,356.38-36,350.16-18,800.30

Finding the Fourth Proportional to 26,356.38, 36,350.16 and 18,800.30

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Solution

The fourth proportional to 26,356.38, 36,350.16 and 18,800.30 is: 25,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,356.38 : 36,350.16 = 18,800.30 : x
  2. Step 2: Convert to fraction form
    26,356.38/36,350.16 = 18,800.30/x
  3. Step 3: Cross multiply
    26,356.38x = 36,350.16 × 18,800.30
  4. Step 4: Simplify right side
    26,356.38x = 683,393,913.05
  5. Step 5: Solve for x
    x = 683,393,913.05/26,356.38
  6. Step 6: Final answer
    x = 25,928.97

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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.