Home / 13,423.30-20,125.35-6,021.70

Finding the Fourth Proportional to 13,423.30, 20,125.35 and 6,021.70

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Solution

The fourth proportional to 13,423.30, 20,125.35 and 6,021.70 is: 9,028.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,423.30 : 20,125.35 = 6,021.70 : x
  2. Step 2: Convert to fraction form
    13,423.30/20,125.35 = 6,021.70/x
  3. Step 3: Cross multiply
    13,423.30x = 20,125.35 × 6,021.70
  4. Step 4: Simplify right side
    13,423.30x = 121,188,820.10
  5. Step 5: Solve for x
    x = 121,188,820.10/13,423.30
  6. Step 6: Final answer
    x = 9,028.24

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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.