Home / 47,710.21-65,731.78-36,917.97

Finding the Fourth Proportional to 47,710.21, 65,731.78 and 36,917.97

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Solution

The fourth proportional to 47,710.21, 65,731.78 and 36,917.97 is: 50,862.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,710.21 : 65,731.78 = 36,917.97 : x
  2. Step 2: Convert to fraction form
    47,710.21/65,731.78 = 36,917.97/x
  3. Step 3: Cross multiply
    47,710.21x = 65,731.78 × 36,917.97
  4. Step 4: Simplify right side
    47,710.21x = 2,426,683,789.79
  5. Step 5: Solve for x
    x = 2,426,683,789.79/47,710.21
  6. Step 6: Final answer
    x = 50,862.99

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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.