Home / 26,393.92-39,595.20-12,538.24

Finding the Fourth Proportional to 26,393.92, 39,595.20 and 12,538.24

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Solution

The fourth proportional to 26,393.92, 39,595.20 and 12,538.24 is: 18,809.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,393.92 : 39,595.20 = 12,538.24 : x
  2. Step 2: Convert to fraction form
    26,393.92/39,595.20 = 12,538.24/x
  3. Step 3: Cross multiply
    26,393.92x = 39,595.20 × 12,538.24
  4. Step 4: Simplify right side
    26,393.92x = 496,454,120.45
  5. Step 5: Solve for x
    x = 496,454,120.45/26,393.92
  6. Step 6: Final answer
    x = 18,809.41

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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.