Home / 53,705.39-80,584.02-22,138.79

Finding the Fourth Proportional to 53,705.39, 80,584.02 and 22,138.79

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Solution

The fourth proportional to 53,705.39, 80,584.02 and 22,138.79 is: 33,218.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,705.39 : 80,584.02 = 22,138.79 : x
  2. Step 2: Convert to fraction form
    53,705.39/80,584.02 = 22,138.79/x
  3. Step 3: Cross multiply
    53,705.39x = 80,584.02 × 22,138.79
  4. Step 4: Simplify right side
    53,705.39x = 1,784,032,293.22
  5. Step 5: Solve for x
    x = 1,784,032,293.22/53,705.39
  6. Step 6: Final answer
    x = 33,218.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.