Home / 26,049.16-39,029.22-18,615.64

Finding the Fourth Proportional to 26,049.16, 39,029.22 and 18,615.64

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Solution

The fourth proportional to 26,049.16, 39,029.22 and 18,615.64 is: 27,891.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,049.16 : 39,029.22 = 18,615.64 : x
  2. Step 2: Convert to fraction form
    26,049.16/39,029.22 = 18,615.64/x
  3. Step 3: Cross multiply
    26,049.16x = 39,029.22 × 18,615.64
  4. Step 4: Simplify right side
    26,049.16x = 726,553,909.00
  5. Step 5: Solve for x
    x = 726,553,909.00/26,049.16
  6. Step 6: Final answer
    x = 27,891.64

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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.