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Finding the Fourth Proportional to 24,121.60, 36,185.90 and 7,482.97

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Solution

The fourth proportional to 24,121.60, 36,185.90 and 7,482.97 is: 11,225.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,121.60 : 36,185.90 = 7,482.97 : x
  2. Step 2: Convert to fraction form
    24,121.60/36,185.90 = 7,482.97/x
  3. Step 3: Cross multiply
    24,121.60x = 36,185.90 × 7,482.97
  4. Step 4: Simplify right side
    24,121.60x = 270,778,004.12
  5. Step 5: Solve for x
    x = 270,778,004.12/24,121.60
  6. Step 6: Final answer
    x = 11,225.54

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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.