Home / 21,458.25-32,194.94-9,611.06

Finding the Fourth Proportional to 21,458.25, 32,194.94 and 9,611.06

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Solution

The fourth proportional to 21,458.25, 32,194.94 and 9,611.06 is: 14,419.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,458.25 : 32,194.94 = 9,611.06 : x
  2. Step 2: Convert to fraction form
    21,458.25/32,194.94 = 9,611.06/x
  3. Step 3: Cross multiply
    21,458.25x = 32,194.94 × 9,611.06
  4. Step 4: Simplify right side
    21,458.25x = 309,427,291.01
  5. Step 5: Solve for x
    x = 309,427,291.01/21,458.25
  6. Step 6: Final answer
    x = 14,419.97

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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.