Home / 33,017.12-49,517.90-19,693.84

Finding the Fourth Proportional to 33,017.12, 49,517.90 and 19,693.84

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Solution

The fourth proportional to 33,017.12, 49,517.90 and 19,693.84 is: 29,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,017.12 : 49,517.90 = 19,693.84 : x
  2. Step 2: Convert to fraction form
    33,017.12/49,517.90 = 19,693.84/x
  3. Step 3: Cross multiply
    33,017.12x = 49,517.90 × 19,693.84
  4. Step 4: Simplify right side
    33,017.12x = 975,197,599.74
  5. Step 5: Solve for x
    x = 975,197,599.74/33,017.12
  6. Step 6: Final answer
    x = 29,536.12

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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.