Home / 37,761.49-52,110-20,533.48

Finding the Fourth Proportional to 37,761.49, 52,110 and 20,533.48

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Solution

The fourth proportional to 37,761.49, 52,110 and 20,533.48 is: 28,335.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,761.49 : 52,110 = 20,533.48 : x
  2. Step 2: Convert to fraction form
    37,761.49/52,110 = 20,533.48/x
  3. Step 3: Cross multiply
    37,761.49x = 52,110 × 20,533.48
  4. Step 4: Simplify right side
    37,761.49x = 1,069,999,642.80
  5. Step 5: Solve for x
    x = 1,069,999,642.80/37,761.49
  6. Step 6: Final answer
    x = 28,335.74

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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.