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Finding the Fourth Proportional to 15,998.98, 23,995.73 and 4,309.46

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Solution

The fourth proportional to 15,998.98, 23,995.73 and 4,309.46 is: 6,463.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.98 : 23,995.73 = 4,309.46 : x
  2. Step 2: Convert to fraction form
    15,998.98/23,995.73 = 4,309.46/x
  3. Step 3: Cross multiply
    15,998.98x = 23,995.73 × 4,309.46
  4. Step 4: Simplify right side
    15,998.98x = 103,408,665.91
  5. Step 5: Solve for x
    x = 103,408,665.91/15,998.98
  6. Step 6: Final answer
    x = 6,463.46

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Similar ratio
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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.