Home / 15,546.48-21,401.70-14,049.84

Finding the Fourth Proportional to 15,546.48, 21,401.70 and 14,049.84

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Solution

The fourth proportional to 15,546.48, 21,401.70 and 14,049.84 is: 19,341.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,546.48 : 21,401.70 = 14,049.84 : x
  2. Step 2: Convert to fraction form
    15,546.48/21,401.70 = 14,049.84/x
  3. Step 3: Cross multiply
    15,546.48x = 21,401.70 × 14,049.84
  4. Step 4: Simplify right side
    15,546.48x = 300,690,460.73
  5. Step 5: Solve for x
    x = 300,690,460.73/15,546.48
  6. Step 6: Final answer
    x = 19,341.39

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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.