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Finding the Fourth Proportional to 24,119.64, 36,179.64 and 7,479.36

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Solution

The fourth proportional to 24,119.64, 36,179.64 and 7,479.36 is: 11,219.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,119.64 : 36,179.64 = 7,479.36 : x
  2. Step 2: Convert to fraction form
    24,119.64/36,179.64 = 7,479.36/x
  3. Step 3: Cross multiply
    24,119.64x = 36,179.64 × 7,479.36
  4. Step 4: Simplify right side
    24,119.64x = 270,600,552.23
  5. Step 5: Solve for x
    x = 270,600,552.23/24,119.64
  6. Step 6: Final answer
    x = 11,219.10

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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.