Home / 33,216.48-45,854.10-20,471.94

Finding the Fourth Proportional to 33,216.48, 45,854.10 and 20,471.94

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Solution

The fourth proportional to 33,216.48, 45,854.10 and 20,471.94 is: 28,260.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,216.48 : 45,854.10 = 20,471.94 : x
  2. Step 2: Convert to fraction form
    33,216.48/45,854.10 = 20,471.94/x
  3. Step 3: Cross multiply
    33,216.48x = 45,854.10 × 20,471.94
  4. Step 4: Simplify right side
    33,216.48x = 938,722,383.95
  5. Step 5: Solve for x
    x = 938,722,383.95/33,216.48
  6. Step 6: Final answer
    x = 28,260.74

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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.