Home / 49,178.76-73,768.06-19,617.36

Finding the Fourth Proportional to 49,178.76, 73,768.06 and 19,617.36

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Solution

The fourth proportional to 49,178.76, 73,768.06 and 19,617.36 is: 29,426.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,178.76 : 73,768.06 = 19,617.36 : x
  2. Step 2: Convert to fraction form
    49,178.76/73,768.06 = 19,617.36/x
  3. Step 3: Cross multiply
    49,178.76x = 73,768.06 × 19,617.36
  4. Step 4: Simplify right side
    49,178.76x = 1,447,134,589.52
  5. Step 5: Solve for x
    x = 1,447,134,589.52/49,178.76
  6. Step 6: Final answer
    x = 29,426.01

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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.