Home / 14,182.08-21,272.64-3,793.76

Finding the Fourth Proportional to 14,182.08, 21,272.64 and 3,793.76

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Solution

The fourth proportional to 14,182.08, 21,272.64 and 3,793.76 is: 5,690.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.08 : 21,272.64 = 3,793.76 : x
  2. Step 2: Convert to fraction form
    14,182.08/21,272.64 = 3,793.76/x
  3. Step 3: Cross multiply
    14,182.08x = 21,272.64 × 3,793.76
  4. Step 4: Simplify right side
    14,182.08x = 80,703,290.73
  5. Step 5: Solve for x
    x = 80,703,290.73/14,182.08
  6. Step 6: Final answer
    x = 5,690.51

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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.