Home / 39,747.41-54,848.84-22,751.79

Finding the Fourth Proportional to 39,747.41, 54,848.84 and 22,751.79

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Solution

The fourth proportional to 39,747.41, 54,848.84 and 22,751.79 is: 31,395.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,747.41 : 54,848.84 = 22,751.79 : x
  2. Step 2: Convert to fraction form
    39,747.41/54,848.84 = 22,751.79/x
  3. Step 3: Cross multiply
    39,747.41x = 54,848.84 × 22,751.79
  4. Step 4: Simplify right side
    39,747.41x = 1,247,909,289.42
  5. Step 5: Solve for x
    x = 1,247,909,289.42/39,747.41
  6. Step 6: Final answer
    x = 31,395.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.