Home / 33,165.22-45,766.95-19,733.40

Finding the Fourth Proportional to 33,165.22, 45,766.95 and 19,733.40

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Solution

The fourth proportional to 33,165.22, 45,766.95 and 19,733.40 is: 27,231.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,165.22 : 45,766.95 = 19,733.40 : x
  2. Step 2: Convert to fraction form
    33,165.22/45,766.95 = 19,733.40/x
  3. Step 3: Cross multiply
    33,165.22x = 45,766.95 × 19,733.40
  4. Step 4: Simplify right side
    33,165.22x = 903,137,531.13
  5. Step 5: Solve for x
    x = 903,137,531.13/33,165.22
  6. Step 6: Final answer
    x = 27,231.47

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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.