Home / 24,230.28-33,438-13,620.12

Finding the Fourth Proportional to 24,230.28, 33,438 and 13,620.12

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Solution

The fourth proportional to 24,230.28, 33,438 and 13,620.12 is: 18,795.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,230.28 : 33,438 = 13,620.12 : x
  2. Step 2: Convert to fraction form
    24,230.28/33,438 = 13,620.12/x
  3. Step 3: Cross multiply
    24,230.28x = 33,438 × 13,620.12
  4. Step 4: Simplify right side
    24,230.28x = 455,429,572.56
  5. Step 5: Solve for x
    x = 455,429,572.56/24,230.28
  6. Step 6: Final answer
    x = 18,795.89

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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.