Home / 26,223.41-39,302.28-20,654.80

Finding the Fourth Proportional to 26,223.41, 39,302.28 and 20,654.80

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Solution

The fourth proportional to 26,223.41, 39,302.28 and 20,654.80 is: 30,956.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,223.41 : 39,302.28 = 20,654.80 : x
  2. Step 2: Convert to fraction form
    26,223.41/39,302.28 = 20,654.80/x
  3. Step 3: Cross multiply
    26,223.41x = 39,302.28 × 20,654.80
  4. Step 4: Simplify right side
    26,223.41x = 811,780,634.69
  5. Step 5: Solve for x
    x = 811,780,634.69/26,223.41
  6. Step 6: Final answer
    x = 30,956.33

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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.