Home / 37,910.31-56,865.33-11,611.64

Finding the Fourth Proportional to 37,910.31, 56,865.33 and 11,611.64

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Solution

The fourth proportional to 37,910.31, 56,865.33 and 11,611.64 is: 17,417.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,910.31 : 56,865.33 = 11,611.64 : x
  2. Step 2: Convert to fraction form
    37,910.31/56,865.33 = 11,611.64/x
  3. Step 3: Cross multiply
    37,910.31x = 56,865.33 × 11,611.64
  4. Step 4: Simplify right side
    37,910.31x = 660,299,456.11
  5. Step 5: Solve for x
    x = 660,299,456.11/37,910.31
  6. Step 6: Final answer
    x = 17,417.41

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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.