Home / 49,549.78-74,336.02-21,474.55

Finding the Fourth Proportional to 49,549.78, 74,336.02 and 21,474.55

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Solution

The fourth proportional to 49,549.78, 74,336.02 and 21,474.55 is: 32,216.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,549.78 : 74,336.02 = 21,474.55 : x
  2. Step 2: Convert to fraction form
    49,549.78/74,336.02 = 21,474.55/x
  3. Step 3: Cross multiply
    49,549.78x = 74,336.02 × 21,474.55
  4. Step 4: Simplify right side
    49,549.78x = 1,596,332,578.29
  5. Step 5: Solve for x
    x = 1,596,332,578.29/49,549.78
  6. Step 6: Final answer
    x = 32,216.74

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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.