Home / 26,381.70-39,572.96-8,851.68

Finding the Fourth Proportional to 26,381.70, 39,572.96 and 8,851.68

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Solution

The fourth proportional to 26,381.70, 39,572.96 and 8,851.68 is: 13,277.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,381.70 : 39,572.96 = 8,851.68 : x
  2. Step 2: Convert to fraction form
    26,381.70/39,572.96 = 8,851.68/x
  3. Step 3: Cross multiply
    26,381.70x = 39,572.96 × 8,851.68
  4. Step 4: Simplify right side
    26,381.70x = 350,287,134.31
  5. Step 5: Solve for x
    x = 350,287,134.31/26,381.70
  6. Step 6: Final answer
    x = 13,277.66

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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.