Home / 39,917.02-55,084.30-22,012.02

Finding the Fourth Proportional to 39,917.02, 55,084.30 and 22,012.02

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Solution

The fourth proportional to 39,917.02, 55,084.30 and 22,012.02 is: 30,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,917.02 : 55,084.30 = 22,012.02 : x
  2. Step 2: Convert to fraction form
    39,917.02/55,084.30 = 22,012.02/x
  3. Step 3: Cross multiply
    39,917.02x = 55,084.30 × 22,012.02
  4. Step 4: Simplify right side
    39,917.02x = 1,212,516,713.29
  5. Step 5: Solve for x
    x = 1,212,516,713.29/39,917.02
  6. Step 6: Final answer
    x = 30,375.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.