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Finding the Fourth Proportional to 24,339, 33,557.36 and 20,311.62

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Solution

The fourth proportional to 24,339, 33,557.36 and 20,311.62 is: 28,004.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,339 : 33,557.36 = 20,311.62 : x
  2. Step 2: Convert to fraction form
    24,339/33,557.36 = 20,311.62/x
  3. Step 3: Cross multiply
    24,339x = 33,557.36 × 20,311.62
  4. Step 4: Simplify right side
    24,339x = 681,604,344.52
  5. Step 5: Solve for x
    x = 681,604,344.52/24,339
  6. Step 6: Final answer
    x = 28,004.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.