Home / 23,921.71-35,859.13-8,917.85

Finding the Fourth Proportional to 23,921.71, 35,859.13 and 8,917.85

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Solution

The fourth proportional to 23,921.71, 35,859.13 and 8,917.85 is: 13,368.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,921.71 : 35,859.13 = 8,917.85 : x
  2. Step 2: Convert to fraction form
    23,921.71/35,859.13 = 8,917.85/x
  3. Step 3: Cross multiply
    23,921.71x = 35,859.13 × 8,917.85
  4. Step 4: Simplify right side
    23,921.71x = 319,786,409.82
  5. Step 5: Solve for x
    x = 319,786,409.82/23,921.71
  6. Step 6: Final answer
    x = 13,368.04

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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.