Home / 26,369.28-39,631.68-17,655.84

Finding the Fourth Proportional to 26,369.28, 39,631.68 and 17,655.84

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Solution

The fourth proportional to 26,369.28, 39,631.68 and 17,655.84 is: 26,535.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,369.28 : 39,631.68 = 17,655.84 : x
  2. Step 2: Convert to fraction form
    26,369.28/39,631.68 = 17,655.84/x
  3. Step 3: Cross multiply
    26,369.28x = 39,631.68 × 17,655.84
  4. Step 4: Simplify right side
    26,369.28x = 699,730,601.01
  5. Step 5: Solve for x
    x = 699,730,601.01/26,369.28
  6. Step 6: Final answer
    x = 26,535.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.