Home / 39,622.40-59,433.60-27,180.80

Finding the Fourth Proportional to 39,622.40, 59,433.60 and 27,180.80

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Solution

The fourth proportional to 39,622.40, 59,433.60 and 27,180.80 is: 40,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,622.40 : 59,433.60 = 27,180.80 : x
  2. Step 2: Convert to fraction form
    39,622.40/59,433.60 = 27,180.80/x
  3. Step 3: Cross multiply
    39,622.40x = 59,433.60 × 27,180.80
  4. Step 4: Simplify right side
    39,622.40x = 1,615,452,794.88
  5. Step 5: Solve for x
    x = 1,615,452,794.88/39,622.40
  6. Step 6: Final answer
    x = 40,771.20

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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.