Home / 11,831.20-17,748.92-4,038.19

Finding the Fourth Proportional to 11,831.20, 17,748.92 and 4,038.19

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Solution

The fourth proportional to 11,831.20, 17,748.92 and 4,038.19 is: 6,058.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.20 : 17,748.92 = 4,038.19 : x
  2. Step 2: Convert to fraction form
    11,831.20/17,748.92 = 4,038.19/x
  3. Step 3: Cross multiply
    11,831.20x = 17,748.92 × 4,038.19
  4. Step 4: Simplify right side
    11,831.20x = 71,673,476.98
  5. Step 5: Solve for x
    x = 71,673,476.98/11,831.20
  6. Step 6: Final answer
    x = 6,058.01

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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.