Home / 47,940.60-66,152.56-27,793.28

Finding the Fourth Proportional to 47,940.60, 66,152.56 and 27,793.28

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Solution

The fourth proportional to 47,940.60, 66,152.56 and 27,793.28 is: 38,351.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,940.60 : 66,152.56 = 27,793.28 : x
  2. Step 2: Convert to fraction form
    47,940.60/66,152.56 = 27,793.28/x
  3. Step 3: Cross multiply
    47,940.60x = 66,152.56 × 27,793.28
  4. Step 4: Simplify right side
    47,940.60x = 1,838,596,622.80
  5. Step 5: Solve for x
    x = 1,838,596,622.80/47,940.60
  6. Step 6: Final answer
    x = 38,351.56

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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.