Home / 19,611.36-29,523.76-17,867.57

Finding the Fourth Proportional to 19,611.36, 29,523.76 and 17,867.57

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Solution

The fourth proportional to 19,611.36, 29,523.76 and 17,867.57 is: 26,898.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,611.36 : 29,523.76 = 17,867.57 : x
  2. Step 2: Convert to fraction form
    19,611.36/29,523.76 = 17,867.57/x
  3. Step 3: Cross multiply
    19,611.36x = 29,523.76 × 17,867.57
  4. Step 4: Simplify right side
    19,611.36x = 527,517,759.13
  5. Step 5: Solve for x
    x = 527,517,759.13/19,611.36
  6. Step 6: Final answer
    x = 26,898.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.