Home / 40,162.16-60,252.78-13,867.12

Finding the Fourth Proportional to 40,162.16, 60,252.78 and 13,867.12

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Solution

The fourth proportional to 40,162.16, 60,252.78 and 13,867.12 is: 20,803.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,162.16 : 60,252.78 = 13,867.12 : x
  2. Step 2: Convert to fraction form
    40,162.16/60,252.78 = 13,867.12/x
  3. Step 3: Cross multiply
    40,162.16x = 60,252.78 × 13,867.12
  4. Step 4: Simplify right side
    40,162.16x = 835,532,530.59
  5. Step 5: Solve for x
    x = 835,532,530.59/40,162.16
  6. Step 6: Final answer
    x = 20,803.97

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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.