Home / 37,141.13-55,720.70-21,356.25

Finding the Fourth Proportional to 37,141.13, 55,720.70 and 21,356.25

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Solution

The fourth proportional to 37,141.13, 55,720.70 and 21,356.25 is: 32,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,141.13 : 55,720.70 = 21,356.25 : x
  2. Step 2: Convert to fraction form
    37,141.13/55,720.70 = 21,356.25/x
  3. Step 3: Cross multiply
    37,141.13x = 55,720.70 × 21,356.25
  4. Step 4: Simplify right side
    37,141.13x = 1,189,985,092.59
  5. Step 5: Solve for x
    x = 1,189,985,092.59/37,141.13
  6. Step 6: Final answer
    x = 32,039.55

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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.