Home / 47,889.36-66,084.18-27,744.60

Finding the Fourth Proportional to 47,889.36, 66,084.18 and 27,744.60

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Solution

The fourth proportional to 47,889.36, 66,084.18 and 27,744.60 is: 38,285.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,889.36 : 66,084.18 = 27,744.60 : x
  2. Step 2: Convert to fraction form
    47,889.36/66,084.18 = 27,744.60/x
  3. Step 3: Cross multiply
    47,889.36x = 66,084.18 × 27,744.60
  4. Step 4: Simplify right side
    47,889.36x = 1,833,479,140.43
  5. Step 5: Solve for x
    x = 1,833,479,140.43/47,889.36
  6. Step 6: Final answer
    x = 38,285.73

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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.