Home / 55,720.28-76,893.22-31,846.44

Finding the Fourth Proportional to 55,720.28, 76,893.22 and 31,846.44

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Solution

The fourth proportional to 55,720.28, 76,893.22 and 31,846.44 is: 43,947.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,720.28 : 76,893.22 = 31,846.44 : x
  2. Step 2: Convert to fraction form
    55,720.28/76,893.22 = 31,846.44/x
  3. Step 3: Cross multiply
    55,720.28x = 76,893.22 × 31,846.44
  4. Step 4: Simplify right side
    55,720.28x = 2,448,775,317.14
  5. Step 5: Solve for x
    x = 2,448,775,317.14/55,720.28
  6. Step 6: Final answer
    x = 43,947.65

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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.