Home / 47,182.26-65,043.09-32,991.06

Finding the Fourth Proportional to 47,182.26, 65,043.09 and 32,991.06

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Solution

The fourth proportional to 47,182.26, 65,043.09 and 32,991.06 is: 45,479.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,182.26 : 65,043.09 = 32,991.06 : x
  2. Step 2: Convert to fraction form
    47,182.26/65,043.09 = 32,991.06/x
  3. Step 3: Cross multiply
    47,182.26x = 65,043.09 × 32,991.06
  4. Step 4: Simplify right side
    47,182.26x = 2,145,840,484.78
  5. Step 5: Solve for x
    x = 2,145,840,484.78/47,182.26
  6. Step 6: Final answer
    x = 45,479.82

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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.