Home / 33,489.29-46,215.12-18,381.67

Finding the Fourth Proportional to 33,489.29, 46,215.12 and 18,381.67

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Solution

The fourth proportional to 33,489.29, 46,215.12 and 18,381.67 is: 25,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,489.29 : 46,215.12 = 18,381.67 : x
  2. Step 2: Convert to fraction form
    33,489.29/46,215.12 = 18,381.67/x
  3. Step 3: Cross multiply
    33,489.29x = 46,215.12 × 18,381.67
  4. Step 4: Simplify right side
    33,489.29x = 849,511,084.85
  5. Step 5: Solve for x
    x = 849,511,084.85/33,489.29
  6. Step 6: Final answer
    x = 25,366.65

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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.