Home / 47,220.48-65,164.50-27,078.12

Finding the Fourth Proportional to 47,220.48, 65,164.50 and 27,078.12

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Solution

The fourth proportional to 47,220.48, 65,164.50 and 27,078.12 is: 37,367.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,220.48 : 65,164.50 = 27,078.12 : x
  2. Step 2: Convert to fraction form
    47,220.48/65,164.50 = 27,078.12/x
  3. Step 3: Cross multiply
    47,220.48x = 65,164.50 × 27,078.12
  4. Step 4: Simplify right side
    47,220.48x = 1,764,532,150.74
  5. Step 5: Solve for x
    x = 1,764,532,150.74/47,220.48
  6. Step 6: Final answer
    x = 37,367.94

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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.