Home / 33,165.49-45,767.32-19,733.66

Finding the Fourth Proportional to 33,165.49, 45,767.32 and 19,733.66

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Solution

The fourth proportional to 33,165.49, 45,767.32 and 19,733.66 is: 27,231.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,165.49 : 45,767.32 = 19,733.66 : x
  2. Step 2: Convert to fraction form
    33,165.49/45,767.32 = 19,733.66/x
  3. Step 3: Cross multiply
    33,165.49x = 45,767.32 × 19,733.66
  4. Step 4: Simplify right side
    33,165.49x = 903,156,731.99
  5. Step 5: Solve for x
    x = 903,156,731.99/33,165.49
  6. Step 6: Final answer
    x = 27,231.82

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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.