Home / 36,974.49-55,422.03-13,259.22

Finding the Fourth Proportional to 36,974.49, 55,422.03 and 13,259.22

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Solution

The fourth proportional to 36,974.49, 55,422.03 and 13,259.22 is: 19,874.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,974.49 : 55,422.03 = 13,259.22 : x
  2. Step 2: Convert to fraction form
    36,974.49/55,422.03 = 13,259.22/x
  3. Step 3: Cross multiply
    36,974.49x = 55,422.03 × 13,259.22
  4. Step 4: Simplify right side
    36,974.49x = 734,852,888.62
  5. Step 5: Solve for x
    x = 734,852,888.62/36,974.49
  6. Step 6: Final answer
    x = 19,874.59

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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.