Home / 49,187.40-73,763.10-15,916.20

Finding the Fourth Proportional to 49,187.40, 73,763.10 and 15,916.20

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Solution

The fourth proportional to 49,187.40, 73,763.10 and 15,916.20 is: 23,868.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,187.40 : 73,763.10 = 15,916.20 : x
  2. Step 2: Convert to fraction form
    49,187.40/73,763.10 = 15,916.20/x
  3. Step 3: Cross multiply
    49,187.40x = 73,763.10 × 15,916.20
  4. Step 4: Simplify right side
    49,187.40x = 1,174,028,252.22
  5. Step 5: Solve for x
    x = 1,174,028,252.22/49,187.40
  6. Step 6: Final answer
    x = 23,868.48

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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.