Home / 26,456.44-39,686.98-9,816.66

Finding the Fourth Proportional to 26,456.44, 39,686.98 and 9,816.66

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Solution

The fourth proportional to 26,456.44, 39,686.98 and 9,816.66 is: 14,725.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,456.44 : 39,686.98 = 9,816.66 : x
  2. Step 2: Convert to fraction form
    26,456.44/39,686.98 = 9,816.66/x
  3. Step 3: Cross multiply
    26,456.44x = 39,686.98 × 9,816.66
  4. Step 4: Simplify right side
    26,456.44x = 389,593,589.09
  5. Step 5: Solve for x
    x = 389,593,589.09/26,456.44
  6. Step 6: Final answer
    x = 14,725.85

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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.