Home / 15,614.98-21,546.85-9,241.85

Finding the Fourth Proportional to 15,614.98, 21,546.85 and 9,241.85

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Solution

The fourth proportional to 15,614.98, 21,546.85 and 9,241.85 is: 12,752.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,614.98 : 21,546.85 = 9,241.85 : x
  2. Step 2: Convert to fraction form
    15,614.98/21,546.85 = 9,241.85/x
  3. Step 3: Cross multiply
    15,614.98x = 21,546.85 × 9,241.85
  4. Step 4: Simplify right side
    15,614.98x = 199,132,755.67
  5. Step 5: Solve for x
    x = 199,132,755.67/15,614.98
  6. Step 6: Final answer
    x = 12,752.67

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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.