Home / 14,422.08-21,633.12-6,214.08

Finding the Fourth Proportional to 14,422.08, 21,633.12 and 6,214.08

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Solution

The fourth proportional to 14,422.08, 21,633.12 and 6,214.08 is: 9,321.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422.08 : 21,633.12 = 6,214.08 : x
  2. Step 2: Convert to fraction form
    14,422.08/21,633.12 = 6,214.08/x
  3. Step 3: Cross multiply
    14,422.08x = 21,633.12 × 6,214.08
  4. Step 4: Simplify right side
    14,422.08x = 134,429,938.33
  5. Step 5: Solve for x
    x = 134,429,938.33/14,422.08
  6. Step 6: Final answer
    x = 9,321.12

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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.