Home / 55,091.22-76,025.25-29,940.18

Finding the Fourth Proportional to 55,091.22, 76,025.25 and 29,940.18

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Solution

The fourth proportional to 55,091.22, 76,025.25 and 29,940.18 is: 41,317.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,091.22 : 76,025.25 = 29,940.18 : x
  2. Step 2: Convert to fraction form
    55,091.22/76,025.25 = 29,940.18/x
  3. Step 3: Cross multiply
    55,091.22x = 76,025.25 × 29,940.18
  4. Step 4: Simplify right side
    55,091.22x = 2,276,209,669.55
  5. Step 5: Solve for x
    x = 2,276,209,669.55/55,091.22
  6. Step 6: Final answer
    x = 41,317.10

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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.