Home / 49,243.30-73,858.78-13,707.28

Finding the Fourth Proportional to 49,243.30, 73,858.78 and 13,707.28

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Solution

The fourth proportional to 49,243.30, 73,858.78 and 13,707.28 is: 20,559.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,243.30 : 73,858.78 = 13,707.28 : x
  2. Step 2: Convert to fraction form
    49,243.30/73,858.78 = 13,707.28/x
  3. Step 3: Cross multiply
    49,243.30x = 73,858.78 × 13,707.28
  4. Step 4: Simplify right side
    49,243.30x = 1,012,402,977.92
  5. Step 5: Solve for x
    x = 1,012,402,977.92/49,243.30
  6. Step 6: Final answer
    x = 20,559.20

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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.