Home / 26,614.39-39,932.21-10,820.61

Finding the Fourth Proportional to 26,614.39, 39,932.21 and 10,820.61

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Solution

The fourth proportional to 26,614.39, 39,932.21 and 10,820.61 is: 16,235.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,614.39 : 39,932.21 = 10,820.61 : x
  2. Step 2: Convert to fraction form
    26,614.39/39,932.21 = 10,820.61/x
  3. Step 3: Cross multiply
    26,614.39x = 39,932.21 × 10,820.61
  4. Step 4: Simplify right side
    26,614.39x = 432,090,870.85
  5. Step 5: Solve for x
    x = 432,090,870.85/26,614.39
  6. Step 6: Final answer
    x = 16,235.23

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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.