Home / 47,386.26-65,343.96-40,694.04

Finding the Fourth Proportional to 47,386.26, 65,343.96 and 40,694.04

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Solution

The fourth proportional to 47,386.26, 65,343.96 and 40,694.04 is: 56,115.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,386.26 : 65,343.96 = 40,694.04 : x
  2. Step 2: Convert to fraction form
    47,386.26/65,343.96 = 40,694.04/x
  3. Step 3: Cross multiply
    47,386.26x = 65,343.96 × 40,694.04
  4. Step 4: Simplify right side
    47,386.26x = 2,659,109,722.00
  5. Step 5: Solve for x
    x = 2,659,109,722.00/47,386.26
  6. Step 6: Final answer
    x = 56,115.63

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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.