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Finding the Fourth Proportional to 15,997.26, 24,000.49 and 4,905.58

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Solution

The fourth proportional to 15,997.26, 24,000.49 and 4,905.58 is: 7,359.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.26 : 24,000.49 = 4,905.58 : x
  2. Step 2: Convert to fraction form
    15,997.26/24,000.49 = 4,905.58/x
  3. Step 3: Cross multiply
    15,997.26x = 24,000.49 × 4,905.58
  4. Step 4: Simplify right side
    15,997.26x = 117,736,328.66
  5. Step 5: Solve for x
    x = 117,736,328.66/15,997.26
  6. Step 6: Final answer
    x = 7,359.78

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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.