Home / 36,974.01-55,436.74-13,269.66

Finding the Fourth Proportional to 36,974.01, 55,436.74 and 13,269.66

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Solution

The fourth proportional to 36,974.01, 55,436.74 and 13,269.66 is: 19,895.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,974.01 : 55,436.74 = 13,269.66 : x
  2. Step 2: Convert to fraction form
    36,974.01/55,436.74 = 13,269.66/x
  3. Step 3: Cross multiply
    36,974.01x = 55,436.74 × 13,269.66
  4. Step 4: Simplify right side
    36,974.01x = 735,626,691.31
  5. Step 5: Solve for x
    x = 735,626,691.31/36,974.01
  6. Step 6: Final answer
    x = 19,895.78

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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.