Home / 47,221.48-65,165.88-27,079.12

Finding the Fourth Proportional to 47,221.48, 65,165.88 and 27,079.12

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Solution

The fourth proportional to 47,221.48, 65,165.88 and 27,079.12 is: 37,369.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,221.48 : 65,165.88 = 27,079.12 : x
  2. Step 2: Convert to fraction form
    47,221.48/65,165.88 = 27,079.12/x
  3. Step 3: Cross multiply
    47,221.48x = 65,165.88 × 27,079.12
  4. Step 4: Simplify right side
    47,221.48x = 1,764,634,684.43
  5. Step 5: Solve for x
    x = 1,764,634,684.43/47,221.48
  6. Step 6: Final answer
    x = 37,369.32

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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.