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Finding the Fourth Proportional to 15,243.96, 22,846.87 and 7,344.99

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Solution

The fourth proportional to 15,243.96, 22,846.87 and 7,344.99 is: 11,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,243.96 : 22,846.87 = 7,344.99 : x
  2. Step 2: Convert to fraction form
    15,243.96/22,846.87 = 7,344.99/x
  3. Step 3: Cross multiply
    15,243.96x = 22,846.87 × 7,344.99
  4. Step 4: Simplify right side
    15,243.96x = 167,810,031.68
  5. Step 5: Solve for x
    x = 167,810,031.68/15,243.96
  6. Step 6: Final answer
    x = 11,008.30

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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.