Home / 40,166.16-60,228.18-13,864.65

Finding the Fourth Proportional to 40,166.16, 60,228.18 and 13,864.65

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Solution

The fourth proportional to 40,166.16, 60,228.18 and 13,864.65 is: 20,789.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,166.16 : 60,228.18 = 13,864.65 : x
  2. Step 2: Convert to fraction form
    40,166.16/60,228.18 = 13,864.65/x
  3. Step 3: Cross multiply
    40,166.16x = 60,228.18 × 13,864.65
  4. Step 4: Simplify right side
    40,166.16x = 835,042,635.84
  5. Step 5: Solve for x
    x = 835,042,635.84/40,166.16
  6. Step 6: Final answer
    x = 20,789.71

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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.