Home / 27,611.32-41,429.17-21,425.08

Finding the Fourth Proportional to 27,611.32, 41,429.17 and 21,425.08

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Solution

The fourth proportional to 27,611.32, 41,429.17 and 21,425.08 is: 32,147.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,611.32 : 41,429.17 = 21,425.08 : x
  2. Step 2: Convert to fraction form
    27,611.32/41,429.17 = 21,425.08/x
  3. Step 3: Cross multiply
    27,611.32x = 41,429.17 × 21,425.08
  4. Step 4: Simplify right side
    27,611.32x = 887,623,281.58
  5. Step 5: Solve for x
    x = 887,623,281.58/27,611.32
  6. Step 6: Final answer
    x = 32,147.08

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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.