Home / 49,761.02-74,586.78-21,648.36

Finding the Fourth Proportional to 49,761.02, 74,586.78 and 21,648.36

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Solution

The fourth proportional to 49,761.02, 74,586.78 and 21,648.36 is: 32,448.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,761.02 : 74,586.78 = 21,648.36 : x
  2. Step 2: Convert to fraction form
    49,761.02/74,586.78 = 21,648.36/x
  3. Step 3: Cross multiply
    49,761.02x = 74,586.78 × 21,648.36
  4. Step 4: Simplify right side
    49,761.02x = 1,614,681,464.68
  5. Step 5: Solve for x
    x = 1,614,681,464.68/49,761.02
  6. Step 6: Final answer
    x = 32,448.72

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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.