Home / 37,071.02-51,156.83-21,963.78

Finding the Fourth Proportional to 37,071.02, 51,156.83 and 21,963.78

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Solution

The fourth proportional to 37,071.02, 51,156.83 and 21,963.78 is: 30,309.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,071.02 : 51,156.83 = 21,963.78 : x
  2. Step 2: Convert to fraction form
    37,071.02/51,156.83 = 21,963.78/x
  3. Step 3: Cross multiply
    37,071.02x = 51,156.83 × 21,963.78
  4. Step 4: Simplify right side
    37,071.02x = 1,123,597,414.53
  5. Step 5: Solve for x
    x = 1,123,597,414.53/37,071.02
  6. Step 6: Final answer
    x = 30,309.32

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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.