Home / 49,553.23-74,329.19-12,113.63

Finding the Fourth Proportional to 49,553.23, 74,329.19 and 12,113.63

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Solution

The fourth proportional to 49,553.23, 74,329.19 and 12,113.63 is: 18,170.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,553.23 : 74,329.19 = 12,113.63 : x
  2. Step 2: Convert to fraction form
    49,553.23/74,329.19 = 12,113.63/x
  3. Step 3: Cross multiply
    49,553.23x = 74,329.19 × 12,113.63
  4. Step 4: Simplify right side
    49,553.23x = 900,395,964.50
  5. Step 5: Solve for x
    x = 900,395,964.50/49,553.23
  6. Step 6: Final answer
    x = 18,170.28

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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.