Home / 21,396.32-32,097.22-6,606.74

Finding the Fourth Proportional to 21,396.32, 32,097.22 and 6,606.74

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Solution

The fourth proportional to 21,396.32, 32,097.22 and 6,606.74 is: 9,910.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,396.32 : 32,097.22 = 6,606.74 : x
  2. Step 2: Convert to fraction form
    21,396.32/32,097.22 = 6,606.74/x
  3. Step 3: Cross multiply
    21,396.32x = 32,097.22 × 6,606.74
  4. Step 4: Simplify right side
    21,396.32x = 212,057,987.26
  5. Step 5: Solve for x
    x = 212,057,987.26/21,396.32
  6. Step 6: Final answer
    x = 9,910.96

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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.