Home / 26,232.92-39,363.76-12,381.56

Finding the Fourth Proportional to 26,232.92, 39,363.76 and 12,381.56

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Solution

The fourth proportional to 26,232.92, 39,363.76 and 12,381.56 is: 18,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,232.92 : 39,363.76 = 12,381.56 : x
  2. Step 2: Convert to fraction form
    26,232.92/39,363.76 = 12,381.56/x
  3. Step 3: Cross multiply
    26,232.92x = 39,363.76 × 12,381.56
  4. Step 4: Simplify right side
    26,232.92x = 487,384,756.27
  5. Step 5: Solve for x
    x = 487,384,756.27/26,232.92
  6. Step 6: Final answer
    x = 18,579.13

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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.