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Finding the Fourth Proportional to 24,657.80, 36,962.40 and 12,167.60

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Solution

The fourth proportional to 24,657.80, 36,962.40 and 12,167.60 is: 18,239.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,657.80 : 36,962.40 = 12,167.60 : x
  2. Step 2: Convert to fraction form
    24,657.80/36,962.40 = 12,167.60/x
  3. Step 3: Cross multiply
    24,657.80x = 36,962.40 × 12,167.60
  4. Step 4: Simplify right side
    24,657.80x = 449,743,698.24
  5. Step 5: Solve for x
    x = 449,743,698.24/24,657.80
  6. Step 6: Final answer
    x = 18,239.41

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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.