Home / 37,118.16-51,194.16-22,978.80

Finding the Fourth Proportional to 37,118.16, 51,194.16 and 22,978.80

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Solution

The fourth proportional to 37,118.16, 51,194.16 and 22,978.80 is: 31,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,118.16 : 51,194.16 = 22,978.80 : x
  2. Step 2: Convert to fraction form
    37,118.16/51,194.16 = 22,978.80/x
  3. Step 3: Cross multiply
    37,118.16x = 51,194.16 × 22,978.80
  4. Step 4: Simplify right side
    37,118.16x = 1,176,380,363.81
  5. Step 5: Solve for x
    x = 1,176,380,363.81/37,118.16
  6. Step 6: Final answer
    x = 31,692.85

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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.