Home / 36,436.48-54,531.28-22,405.40

Finding the Fourth Proportional to 36,436.48, 54,531.28 and 22,405.40

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Solution

The fourth proportional to 36,436.48, 54,531.28 and 22,405.40 is: 33,532.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,436.48 : 54,531.28 = 22,405.40 : x
  2. Step 2: Convert to fraction form
    36,436.48/54,531.28 = 22,405.40/x
  3. Step 3: Cross multiply
    36,436.48x = 54,531.28 × 22,405.40
  4. Step 4: Simplify right side
    36,436.48x = 1,221,795,072.75
  5. Step 5: Solve for x
    x = 1,221,795,072.75/36,436.48
  6. Step 6: Final answer
    x = 33,532.19

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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.