Home / 30,414.18-41,971.16-17,674.57

Finding the Fourth Proportional to 30,414.18, 41,971.16 and 17,674.57

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Solution

The fourth proportional to 30,414.18, 41,971.16 and 17,674.57 is: 24,390.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,414.18 : 41,971.16 = 17,674.57 : x
  2. Step 2: Convert to fraction form
    30,414.18/41,971.16 = 17,674.57/x
  3. Step 3: Cross multiply
    30,414.18x = 41,971.16 × 17,674.57
  4. Step 4: Simplify right side
    30,414.18x = 741,822,302.05
  5. Step 5: Solve for x
    x = 741,822,302.05/30,414.18
  6. Step 6: Final answer
    x = 24,390.67

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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.