Home / 37,190.25-51,331.41-21,283.88

Finding the Fourth Proportional to 37,190.25, 51,331.41 and 21,283.88

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Solution

The fourth proportional to 37,190.25, 51,331.41 and 21,283.88 is: 29,376.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,190.25 : 51,331.41 = 21,283.88 : x
  2. Step 2: Convert to fraction form
    37,190.25/51,331.41 = 21,283.88/x
  3. Step 3: Cross multiply
    37,190.25x = 51,331.41 × 21,283.88
  4. Step 4: Simplify right side
    37,190.25x = 1,092,531,314.01
  5. Step 5: Solve for x
    x = 1,092,531,314.01/37,190.25
  6. Step 6: Final answer
    x = 29,376.82

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1.5x scale

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.