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Finding the Fourth Proportional to 28,007.20, 41,962.20 and 24,119.20

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Solution

The fourth proportional to 28,007.20, 41,962.20 and 24,119.20 is: 36,136.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,007.20 : 41,962.20 = 24,119.20 : x
  2. Step 2: Convert to fraction form
    28,007.20/41,962.20 = 24,119.20/x
  3. Step 3: Cross multiply
    28,007.20x = 41,962.20 × 24,119.20
  4. Step 4: Simplify right side
    28,007.20x = 1,012,094,694.24
  5. Step 5: Solve for x
    x = 1,012,094,694.24/28,007.20
  6. Step 6: Final answer
    x = 36,136.95

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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.