Home / 26,393.80-39,557.10-10,793.80

Finding the Fourth Proportional to 26,393.80, 39,557.10 and 10,793.80

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Solution

The fourth proportional to 26,393.80, 39,557.10 and 10,793.80 is: 16,176.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,393.80 : 39,557.10 = 10,793.80 : x
  2. Step 2: Convert to fraction form
    26,393.80/39,557.10 = 10,793.80/x
  3. Step 3: Cross multiply
    26,393.80x = 39,557.10 × 10,793.80
  4. Step 4: Simplify right side
    26,393.80x = 426,971,425.98
  5. Step 5: Solve for x
    x = 426,971,425.98/26,393.80
  6. Step 6: Final answer
    x = 16,176.96

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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.