Home / 26,389.70-39,572.24-15,299.56

Finding the Fourth Proportional to 26,389.70, 39,572.24 and 15,299.56

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Solution

The fourth proportional to 26,389.70, 39,572.24 and 15,299.56 is: 22,942.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,389.70 : 39,572.24 = 15,299.56 : x
  2. Step 2: Convert to fraction form
    26,389.70/39,572.24 = 15,299.56/x
  3. Step 3: Cross multiply
    26,389.70x = 39,572.24 × 15,299.56
  4. Step 4: Simplify right side
    26,389.70x = 605,437,860.21
  5. Step 5: Solve for x
    x = 605,437,860.21/26,389.70
  6. Step 6: Final answer
    x = 22,942.20

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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.