Home / 13,475.92-20,216.76-4,711.12

Finding the Fourth Proportional to 13,475.92, 20,216.76 and 4,711.12

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Solution

The fourth proportional to 13,475.92, 20,216.76 and 4,711.12 is: 7,067.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.92 : 20,216.76 = 4,711.12 : x
  2. Step 2: Convert to fraction form
    13,475.92/20,216.76 = 4,711.12/x
  3. Step 3: Cross multiply
    13,475.92x = 20,216.76 × 4,711.12
  4. Step 4: Simplify right side
    13,475.92x = 95,243,582.37
  5. Step 5: Solve for x
    x = 95,243,582.37/13,475.92
  6. Step 6: Final answer
    x = 7,067.69

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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.