Home / 13,401.30-20,105.28-4,041.08

Finding the Fourth Proportional to 13,401.30, 20,105.28 and 4,041.08

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Solution

The fourth proportional to 13,401.30, 20,105.28 and 4,041.08 is: 6,062.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,401.30 : 20,105.28 = 4,041.08 : x
  2. Step 2: Convert to fraction form
    13,401.30/20,105.28 = 4,041.08/x
  3. Step 3: Cross multiply
    13,401.30x = 20,105.28 × 4,041.08
  4. Step 4: Simplify right side
    13,401.30x = 81,247,044.90
  5. Step 5: Solve for x
    x = 81,247,044.90/13,401.30
  6. Step 6: Final answer
    x = 6,062.62

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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.