Home / 22,655.20-33,944.42-13,871.76

Finding the Fourth Proportional to 22,655.20, 33,944.42 and 13,871.76

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Solution

The fourth proportional to 22,655.20, 33,944.42 and 13,871.76 is: 20,784.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,655.20 : 33,944.42 = 13,871.76 : x
  2. Step 2: Convert to fraction form
    22,655.20/33,944.42 = 13,871.76/x
  3. Step 3: Cross multiply
    22,655.20x = 33,944.42 × 13,871.76
  4. Step 4: Simplify right side
    22,655.20x = 470,868,847.58
  5. Step 5: Solve for x
    x = 470,868,847.58/22,655.20
  6. Step 6: Final answer
    x = 20,784.14

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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.