Home / 33,718.83-50,539.82-21,074.40

Finding the Fourth Proportional to 33,718.83, 50,539.82 and 21,074.40

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Solution

The fourth proportional to 33,718.83, 50,539.82 and 21,074.40 is: 31,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,718.83 : 50,539.82 = 21,074.40 : x
  2. Step 2: Convert to fraction form
    33,718.83/50,539.82 = 21,074.40/x
  3. Step 3: Cross multiply
    33,718.83x = 50,539.82 × 21,074.40
  4. Step 4: Simplify right side
    33,718.83x = 1,065,096,597.19
  5. Step 5: Solve for x
    x = 1,065,096,597.19/33,718.83
  6. Step 6: Final answer
    x = 31,587.59

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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.