Home / 40,324.21-60,498.62-20,616.60

Finding the Fourth Proportional to 40,324.21, 60,498.62 and 20,616.60

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Solution

The fourth proportional to 40,324.21, 60,498.62 and 20,616.60 is: 30,931.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,324.21 : 60,498.62 = 20,616.60 : x
  2. Step 2: Convert to fraction form
    40,324.21/60,498.62 = 20,616.60/x
  3. Step 3: Cross multiply
    40,324.21x = 60,498.62 × 20,616.60
  4. Step 4: Simplify right side
    40,324.21x = 1,247,275,897.26
  5. Step 5: Solve for x
    x = 1,247,275,897.26/40,324.21
  6. Step 6: Final answer
    x = 30,931.19

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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.