Home / 20,182.24-30,228.24-14,320.96

Finding the Fourth Proportional to 20,182.24, 30,228.24 and 14,320.96

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Solution

The fourth proportional to 20,182.24, 30,228.24 and 14,320.96 is: 21,449.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,182.24 : 30,228.24 = 14,320.96 : x
  2. Step 2: Convert to fraction form
    20,182.24/30,228.24 = 14,320.96/x
  3. Step 3: Cross multiply
    20,182.24x = 30,228.24 × 14,320.96
  4. Step 4: Simplify right side
    20,182.24x = 432,897,415.91
  5. Step 5: Solve for x
    x = 432,897,415.91/20,182.24
  6. Step 6: Final answer
    x = 21,449.42

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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.