Home / 54,280.12-74,906.60-33,059.40

Finding the Fourth Proportional to 54,280.12, 74,906.60 and 33,059.40

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Solution

The fourth proportional to 54,280.12, 74,906.60 and 33,059.40 is: 45,621.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,280.12 : 74,906.60 = 33,059.40 : x
  2. Step 2: Convert to fraction form
    54,280.12/74,906.60 = 33,059.40/x
  3. Step 3: Cross multiply
    54,280.12x = 74,906.60 × 33,059.40
  4. Step 4: Simplify right side
    54,280.12x = 2,476,367,252.04
  5. Step 5: Solve for x
    x = 2,476,367,252.04/54,280.12
  6. Step 6: Final answer
    x = 45,621.99

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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.