Home / 21,375.23-32,066.35-6,584.15

Finding the Fourth Proportional to 21,375.23, 32,066.35 and 6,584.15

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Solution

The fourth proportional to 21,375.23, 32,066.35 and 6,584.15 is: 9,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,375.23 : 32,066.35 = 6,584.15 : x
  2. Step 2: Convert to fraction form
    21,375.23/32,066.35 = 6,584.15/x
  3. Step 3: Cross multiply
    21,375.23x = 32,066.35 × 6,584.15
  4. Step 4: Simplify right side
    21,375.23x = 211,129,498.02
  5. Step 5: Solve for x
    x = 211,129,498.02/21,375.23
  6. Step 6: Final answer
    x = 9,877.30

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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.