Home / 41,917.56-62,862.84-13,831.08

Finding the Fourth Proportional to 41,917.56, 62,862.84 and 13,831.08

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Solution

The fourth proportional to 41,917.56, 62,862.84 and 13,831.08 is: 20,742.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,917.56 : 62,862.84 = 13,831.08 : x
  2. Step 2: Convert to fraction form
    41,917.56/62,862.84 = 13,831.08/x
  3. Step 3: Cross multiply
    41,917.56x = 62,862.84 × 13,831.08
  4. Step 4: Simplify right side
    41,917.56x = 869,460,969.07
  5. Step 5: Solve for x
    x = 869,460,969.07/41,917.56
  6. Step 6: Final answer
    x = 20,742.17

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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.