Home / 39,003.06-53,824.02-21,098.02

Finding the Fourth Proportional to 39,003.06, 53,824.02 and 21,098.02

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Solution

The fourth proportional to 39,003.06, 53,824.02 and 21,098.02 is: 29,115.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,003.06 : 53,824.02 = 21,098.02 : x
  2. Step 2: Convert to fraction form
    39,003.06/53,824.02 = 21,098.02/x
  3. Step 3: Cross multiply
    39,003.06x = 53,824.02 × 21,098.02
  4. Step 4: Simplify right side
    39,003.06x = 1,135,580,250.44
  5. Step 5: Solve for x
    x = 1,135,580,250.44/39,003.06
  6. Step 6: Final answer
    x = 29,115.16

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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.