Home / 49,436.10-74,166.77-14,375.75

Finding the Fourth Proportional to 49,436.10, 74,166.77 and 14,375.75

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Solution

The fourth proportional to 49,436.10, 74,166.77 and 14,375.75 is: 21,567.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,436.10 : 74,166.77 = 14,375.75 : x
  2. Step 2: Convert to fraction form
    49,436.10/74,166.77 = 14,375.75/x
  3. Step 3: Cross multiply
    49,436.10x = 74,166.77 × 14,375.75
  4. Step 4: Simplify right side
    49,436.10x = 1,066,202,608.93
  5. Step 5: Solve for x
    x = 1,066,202,608.93/49,436.10
  6. Step 6: Final answer
    x = 21,567.29

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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.