Home / 37,671.03-51,987.91-20,675.13

Finding the Fourth Proportional to 37,671.03, 51,987.91 and 20,675.13

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Solution

The fourth proportional to 37,671.03, 51,987.91 and 20,675.13 is: 28,532.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,671.03 : 51,987.91 = 20,675.13 : x
  2. Step 2: Convert to fraction form
    37,671.03/51,987.91 = 20,675.13/x
  3. Step 3: Cross multiply
    37,671.03x = 51,987.91 × 20,675.13
  4. Step 4: Simplify right side
    37,671.03x = 1,074,856,797.68
  5. Step 5: Solve for x
    x = 1,074,856,797.68/37,671.03
  6. Step 6: Final answer
    x = 28,532.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.