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Finding the Fourth Proportional to 14,699.68, 22,023.84 and 12,250.24

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Solution

The fourth proportional to 14,699.68, 22,023.84 and 12,250.24 is: 18,353.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,699.68 : 22,023.84 = 12,250.24 : x
  2. Step 2: Convert to fraction form
    14,699.68/22,023.84 = 12,250.24/x
  3. Step 3: Cross multiply
    14,699.68x = 22,023.84 × 12,250.24
  4. Step 4: Simplify right side
    14,699.68x = 269,797,325.72
  5. Step 5: Solve for x
    x = 269,797,325.72/14,699.68
  6. Step 6: Final answer
    x = 18,353.96

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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.