Home / 55,411.25-76,467.95-30,260.75

Finding the Fourth Proportional to 55,411.25, 76,467.95 and 30,260.75

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Solution

The fourth proportional to 55,411.25, 76,467.95 and 30,260.75 is: 41,760.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,411.25 : 76,467.95 = 30,260.75 : x
  2. Step 2: Convert to fraction form
    55,411.25/76,467.95 = 30,260.75/x
  3. Step 3: Cross multiply
    55,411.25x = 76,467.95 × 30,260.75
  4. Step 4: Simplify right side
    55,411.25x = 2,313,977,517.96
  5. Step 5: Solve for x
    x = 2,313,977,517.96/55,411.25
  6. Step 6: Final answer
    x = 41,760.07

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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.