Home / 26,227.04-39,302.96-20,977.92

Finding the Fourth Proportional to 26,227.04, 39,302.96 and 20,977.92

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Solution

The fourth proportional to 26,227.04, 39,302.96 and 20,977.92 is: 31,436.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,227.04 : 39,302.96 = 20,977.92 : x
  2. Step 2: Convert to fraction form
    26,227.04/39,302.96 = 20,977.92/x
  3. Step 3: Cross multiply
    26,227.04x = 39,302.96 × 20,977.92
  4. Step 4: Simplify right side
    26,227.04x = 824,494,245.75
  5. Step 5: Solve for x
    x = 824,494,245.75/26,227.04
  6. Step 6: Final answer
    x = 31,436.81

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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.