Home / 49,877.70-68,828.80-27,215.34

Finding the Fourth Proportional to 49,877.70, 68,828.80 and 27,215.34

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Solution

The fourth proportional to 49,877.70, 68,828.80 and 27,215.34 is: 37,555.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,877.70 : 68,828.80 = 27,215.34 : x
  2. Step 2: Convert to fraction form
    49,877.70/68,828.80 = 27,215.34/x
  3. Step 3: Cross multiply
    49,877.70x = 68,828.80 × 27,215.34
  4. Step 4: Simplify right side
    49,877.70x = 1,873,199,057.72
  5. Step 5: Solve for x
    x = 1,873,199,057.72/49,877.70
  6. Step 6: Final answer
    x = 37,555.84

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1.5x scale

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.