Home / 33,605.20-46,382.18-20,177.02

Finding the Fourth Proportional to 33,605.20, 46,382.18 and 20,177.02

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Solution

The fourth proportional to 33,605.20, 46,382.18 and 20,177.02 is: 27,848.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,605.20 : 46,382.18 = 20,177.02 : x
  2. Step 2: Convert to fraction form
    33,605.20/46,382.18 = 20,177.02/x
  3. Step 3: Cross multiply
    33,605.20x = 46,382.18 × 20,177.02
  4. Step 4: Simplify right side
    33,605.20x = 935,854,173.50
  5. Step 5: Solve for x
    x = 935,854,173.50/33,605.20
  6. Step 6: Final answer
    x = 27,848.49

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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.