Home / 49,564.98-74,377.71-21,479.58

Finding the Fourth Proportional to 49,564.98, 74,377.71 and 21,479.58

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Solution

The fourth proportional to 49,564.98, 74,377.71 and 21,479.58 is: 32,232.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,564.98 : 74,377.71 = 21,479.58 : x
  2. Step 2: Convert to fraction form
    49,564.98/74,377.71 = 21,479.58/x
  3. Step 3: Cross multiply
    49,564.98x = 74,377.71 × 21,479.58
  4. Step 4: Simplify right side
    49,564.98x = 1,597,601,972.16
  5. Step 5: Solve for x
    x = 1,597,601,972.16/49,564.98
  6. Step 6: Final answer
    x = 32,232.47

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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.