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Finding the Fourth Proportional to 16,474.80, 24,712.20 and 11,444.70

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Solution

The fourth proportional to 16,474.80, 24,712.20 and 11,444.70 is: 17,167.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,474.80 : 24,712.20 = 11,444.70 : x
  2. Step 2: Convert to fraction form
    16,474.80/24,712.20 = 11,444.70/x
  3. Step 3: Cross multiply
    16,474.80x = 24,712.20 × 11,444.70
  4. Step 4: Simplify right side
    16,474.80x = 282,823,715.34
  5. Step 5: Solve for x
    x = 282,823,715.34/16,474.80
  6. Step 6: Final answer
    x = 17,167.05

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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.