Home / 41,478.14-62,208.66-11,889.40

Finding the Fourth Proportional to 41,478.14, 62,208.66 and 11,889.40

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Solution

The fourth proportional to 41,478.14, 62,208.66 and 11,889.40 is: 17,831.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,478.14 : 62,208.66 = 11,889.40 : x
  2. Step 2: Convert to fraction form
    41,478.14/62,208.66 = 11,889.40/x
  3. Step 3: Cross multiply
    41,478.14x = 62,208.66 × 11,889.40
  4. Step 4: Simplify right side
    41,478.14x = 739,623,642.20
  5. Step 5: Solve for x
    x = 739,623,642.20/41,478.14
  6. Step 6: Final answer
    x = 17,831.65

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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.