Home / 30,568.84-45,849.34-11,836.06

Finding the Fourth Proportional to 30,568.84, 45,849.34 and 11,836.06

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Solution

The fourth proportional to 30,568.84, 45,849.34 and 11,836.06 is: 17,752.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,568.84 : 45,849.34 = 11,836.06 : x
  2. Step 2: Convert to fraction form
    30,568.84/45,849.34 = 11,836.06/x
  3. Step 3: Cross multiply
    30,568.84x = 45,849.34 × 11,836.06
  4. Step 4: Simplify right side
    30,568.84x = 542,675,539.20
  5. Step 5: Solve for x
    x = 542,675,539.20/30,568.84
  6. Step 6: Final answer
    x = 17,752.57

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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.