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Finding the Fourth Proportional to 24,168.64, 36,253.12 and 6,640.32

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Solution

The fourth proportional to 24,168.64, 36,253.12 and 6,640.32 is: 9,960.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,168.64 : 36,253.12 = 6,640.32 : x
  2. Step 2: Convert to fraction form
    24,168.64/36,253.12 = 6,640.32/x
  3. Step 3: Cross multiply
    24,168.64x = 36,253.12 × 6,640.32
  4. Step 4: Simplify right side
    24,168.64x = 240,732,317.80
  5. Step 5: Solve for x
    x = 240,732,317.80/24,168.64
  6. Step 6: Final answer
    x = 9,960.52

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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.