Home / 14,375.66-21,556.17-6,577.79

Finding the Fourth Proportional to 14,375.66, 21,556.17 and 6,577.79

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Solution

The fourth proportional to 14,375.66, 21,556.17 and 6,577.79 is: 9,863.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,375.66 : 21,556.17 = 6,577.79 : x
  2. Step 2: Convert to fraction form
    14,375.66/21,556.17 = 6,577.79/x
  3. Step 3: Cross multiply
    14,375.66x = 21,556.17 × 6,577.79
  4. Step 4: Simplify right side
    14,375.66x = 141,791,959.46
  5. Step 5: Solve for x
    x = 141,791,959.46/14,375.66
  6. Step 6: Final answer
    x = 9,863.34

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1.5x scale

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.