Home / 33,209.70-45,827.72-18,867.66

Finding the Fourth Proportional to 33,209.70, 45,827.72 and 18,867.66

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Solution

The fourth proportional to 33,209.70, 45,827.72 and 18,867.66 is: 26,036.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,209.70 : 45,827.72 = 18,867.66 : x
  2. Step 2: Convert to fraction form
    33,209.70/45,827.72 = 18,867.66/x
  3. Step 3: Cross multiply
    33,209.70x = 45,827.72 × 18,867.66
  4. Step 4: Simplify right side
    33,209.70x = 864,661,644.10
  5. Step 5: Solve for x
    x = 864,661,644.10/33,209.70
  6. Step 6: Final answer
    x = 26,036.41

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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.