Home / 33,270.63-45,910.71-18,926.64

Finding the Fourth Proportional to 33,270.63, 45,910.71 and 18,926.64

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Solution

The fourth proportional to 33,270.63, 45,910.71 and 18,926.64 is: 26,117.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,270.63 : 45,910.71 = 18,926.64 : x
  2. Step 2: Convert to fraction form
    33,270.63/45,910.71 = 18,926.64/x
  3. Step 3: Cross multiply
    33,270.63x = 45,910.71 × 18,926.64
  4. Step 4: Simplify right side
    33,270.63x = 868,935,385.68
  5. Step 5: Solve for x
    x = 868,935,385.68/33,270.63
  6. Step 6: Final answer
    x = 26,117.19

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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.