Home / 55,847.22-77,069.77-30,353.58

Finding the Fourth Proportional to 55,847.22, 77,069.77 and 30,353.58

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Solution

The fourth proportional to 55,847.22, 77,069.77 and 30,353.58 is: 41,888.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,847.22 : 77,069.77 = 30,353.58 : x
  2. Step 2: Convert to fraction form
    55,847.22/77,069.77 = 30,353.58/x
  3. Step 3: Cross multiply
    55,847.22x = 77,069.77 × 30,353.58
  4. Step 4: Simplify right side
    55,847.22x = 2,339,343,429.28
  5. Step 5: Solve for x
    x = 2,339,343,429.28/55,847.22
  6. Step 6: Final answer
    x = 41,888.27

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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.