Home / 36,464.11-54,641.49-28,131.64

Finding the Fourth Proportional to 36,464.11, 54,641.49 and 28,131.64

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Solution

The fourth proportional to 36,464.11, 54,641.49 and 28,131.64 is: 42,155.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,464.11 : 54,641.49 = 28,131.64 : x
  2. Step 2: Convert to fraction form
    36,464.11/54,641.49 = 28,131.64/x
  3. Step 3: Cross multiply
    36,464.11x = 54,641.49 × 28,131.64
  4. Step 4: Simplify right side
    36,464.11x = 1,537,154,725.74
  5. Step 5: Solve for x
    x = 1,537,154,725.74/36,464.11
  6. Step 6: Final answer
    x = 42,155.28

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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.