Home / 36,436.74-50,282.80-21,126.26

Finding the Fourth Proportional to 36,436.74, 50,282.80 and 21,126.26

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Solution

The fourth proportional to 36,436.74, 50,282.80 and 21,126.26 is: 29,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,436.74 : 50,282.80 = 21,126.26 : x
  2. Step 2: Convert to fraction form
    36,436.74/50,282.80 = 21,126.26/x
  3. Step 3: Cross multiply
    36,436.74x = 50,282.80 × 21,126.26
  4. Step 4: Simplify right side
    36,436.74x = 1,062,287,506.33
  5. Step 5: Solve for x
    x = 1,062,287,506.33/36,436.74
  6. Step 6: Final answer
    x = 29,154.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.