Home / 33,266.84-49,920.18-13,272.80

Finding the Fourth Proportional to 33,266.84, 49,920.18 and 13,272.80

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Solution

The fourth proportional to 33,266.84, 49,920.18 and 13,272.80 is: 19,917.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,266.84 : 49,920.18 = 13,272.80 : x
  2. Step 2: Convert to fraction form
    33,266.84/49,920.18 = 13,272.80/x
  3. Step 3: Cross multiply
    33,266.84x = 49,920.18 × 13,272.80
  4. Step 4: Simplify right side
    33,266.84x = 662,580,565.10
  5. Step 5: Solve for x
    x = 662,580,565.10/33,266.84
  6. Step 6: Final answer
    x = 19,917.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.