Home / 57,748.40-86,622.60-32,865.20

Finding the Fourth Proportional to 57,748.40, 86,622.60 and 32,865.20

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Solution

The fourth proportional to 57,748.40, 86,622.60 and 32,865.20 is: 49,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,748.40 : 86,622.60 = 32,865.20 : x
  2. Step 2: Convert to fraction form
    57,748.40/86,622.60 = 32,865.20/x
  3. Step 3: Cross multiply
    57,748.40x = 86,622.60 × 32,865.20
  4. Step 4: Simplify right side
    57,748.40x = 2,846,869,073.52
  5. Step 5: Solve for x
    x = 2,846,869,073.52/57,748.40
  6. Step 6: Final answer
    x = 49,297.80

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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.