Home / 14,278.22-21,427.05-8,584.12

Finding the Fourth Proportional to 14,278.22, 21,427.05 and 8,584.12

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Solution

The fourth proportional to 14,278.22, 21,427.05 and 8,584.12 is: 12,882.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,278.22 : 21,427.05 = 8,584.12 : x
  2. Step 2: Convert to fraction form
    14,278.22/21,427.05 = 8,584.12/x
  3. Step 3: Cross multiply
    14,278.22x = 21,427.05 × 8,584.12
  4. Step 4: Simplify right side
    14,278.22x = 183,932,427.42
  5. Step 5: Solve for x
    x = 183,932,427.42/14,278.22
  6. Step 6: Final answer
    x = 12,882.03

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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.