Home / 13,484.10-20,226.12-6,270.54

Finding the Fourth Proportional to 13,484.10, 20,226.12 and 6,270.54

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Solution

The fourth proportional to 13,484.10, 20,226.12 and 6,270.54 is: 9,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484.10 : 20,226.12 = 6,270.54 : x
  2. Step 2: Convert to fraction form
    13,484.10/20,226.12 = 6,270.54/x
  3. Step 3: Cross multiply
    13,484.10x = 20,226.12 × 6,270.54
  4. Step 4: Simplify right side
    13,484.10x = 126,828,694.50
  5. Step 5: Solve for x
    x = 126,828,694.50/13,484.10
  6. Step 6: Final answer
    x = 9,405.80

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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.