Home / 47,058.50-64,940.78-27,942.09

Finding the Fourth Proportional to 47,058.50, 64,940.78 and 27,942.09

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Solution

The fourth proportional to 47,058.50, 64,940.78 and 27,942.09 is: 38,560.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,058.50 : 64,940.78 = 27,942.09 : x
  2. Step 2: Convert to fraction form
    47,058.50/64,940.78 = 27,942.09/x
  3. Step 3: Cross multiply
    47,058.50x = 64,940.78 × 27,942.09
  4. Step 4: Simplify right side
    47,058.50x = 1,814,581,119.43
  5. Step 5: Solve for x
    x = 1,814,581,119.43/47,058.50
  6. Step 6: Final answer
    x = 38,560.11

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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.