Home / 20,401.04-30,595.64-5,610.44

Finding the Fourth Proportional to 20,401.04, 30,595.64 and 5,610.44

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Solution

The fourth proportional to 20,401.04, 30,595.64 and 5,610.44 is: 8,414.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,401.04 : 30,595.64 = 5,610.44 : x
  2. Step 2: Convert to fraction form
    20,401.04/30,595.64 = 5,610.44/x
  3. Step 3: Cross multiply
    20,401.04x = 30,595.64 × 5,610.44
  4. Step 4: Simplify right side
    20,401.04x = 171,655,002.48
  5. Step 5: Solve for x
    x = 171,655,002.48/20,401.04
  6. Step 6: Final answer
    x = 8,414.03

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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.