Home / 16,654.70-22,982.18-9,579.76

Finding the Fourth Proportional to 16,654.70, 22,982.18 and 9,579.76

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Solution

The fourth proportional to 16,654.70, 22,982.18 and 9,579.76 is: 13,219.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,654.70 : 22,982.18 = 9,579.76 : x
  2. Step 2: Convert to fraction form
    16,654.70/22,982.18 = 9,579.76/x
  3. Step 3: Cross multiply
    16,654.70x = 22,982.18 × 9,579.76
  4. Step 4: Simplify right side
    16,654.70x = 220,163,768.68
  5. Step 5: Solve for x
    x = 220,163,768.68/16,654.70
  6. Step 6: Final answer
    x = 13,219.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.