Home / 40,340.16-60,497.76-12,259.08

Finding the Fourth Proportional to 40,340.16, 60,497.76 and 12,259.08

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Solution

The fourth proportional to 40,340.16, 60,497.76 and 12,259.08 is: 18,384.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,340.16 : 60,497.76 = 12,259.08 : x
  2. Step 2: Convert to fraction form
    40,340.16/60,497.76 = 12,259.08/x
  3. Step 3: Cross multiply
    40,340.16x = 60,497.76 × 12,259.08
  4. Step 4: Simplify right side
    40,340.16x = 741,646,879.66
  5. Step 5: Solve for x
    x = 741,646,879.66/40,340.16
  6. Step 6: Final answer
    x = 18,384.83

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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.