Home / 26,677.92-39,988.50-20,083.80

Finding the Fourth Proportional to 26,677.92, 39,988.50 and 20,083.80

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Solution

The fourth proportional to 26,677.92, 39,988.50 and 20,083.80 is: 30,104.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,677.92 : 39,988.50 = 20,083.80 : x
  2. Step 2: Convert to fraction form
    26,677.92/39,988.50 = 20,083.80/x
  3. Step 3: Cross multiply
    26,677.92x = 39,988.50 × 20,083.80
  4. Step 4: Simplify right side
    26,677.92x = 803,121,036.30
  5. Step 5: Solve for x
    x = 803,121,036.30/26,677.92
  6. Step 6: Final answer
    x = 30,104.33

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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.