Home / 47,913.24-66,117.42-27,768.54

Finding the Fourth Proportional to 47,913.24, 66,117.42 and 27,768.54

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Solution

The fourth proportional to 47,913.24, 66,117.42 and 27,768.54 is: 38,318.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,913.24 : 66,117.42 = 27,768.54 : x
  2. Step 2: Convert to fraction form
    47,913.24/66,117.42 = 27,768.54/x
  3. Step 3: Cross multiply
    47,913.24x = 66,117.42 × 27,768.54
  4. Step 4: Simplify right side
    47,913.24x = 1,835,984,221.97
  5. Step 5: Solve for x
    x = 1,835,984,221.97/47,913.24
  6. Step 6: Final answer
    x = 38,318.93

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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.