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Finding the Fourth Proportional to 24,467.90, 36,701.85 and 12,803.90

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Solution

The fourth proportional to 24,467.90, 36,701.85 and 12,803.90 is: 19,205.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,467.90 : 36,701.85 = 12,803.90 : x
  2. Step 2: Convert to fraction form
    24,467.90/36,701.85 = 12,803.90/x
  3. Step 3: Cross multiply
    24,467.90x = 36,701.85 × 12,803.90
  4. Step 4: Simplify right side
    24,467.90x = 469,926,817.22
  5. Step 5: Solve for x
    x = 469,926,817.22/24,467.90
  6. Step 6: Final answer
    x = 19,205.85

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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.