Home / 16,652.24-22,979.40-9,579.68

Finding the Fourth Proportional to 16,652.24, 22,979.40 and 9,579.68

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Solution

The fourth proportional to 16,652.24, 22,979.40 and 9,579.68 is: 13,219.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,652.24 : 22,979.40 = 9,579.68 : x
  2. Step 2: Convert to fraction form
    16,652.24/22,979.40 = 9,579.68/x
  3. Step 3: Cross multiply
    16,652.24x = 22,979.40 × 9,579.68
  4. Step 4: Simplify right side
    16,652.24x = 220,135,298.59
  5. Step 5: Solve for x
    x = 220,135,298.59/16,652.24
  6. Step 6: Final answer
    x = 13,219.56

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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.