Home / 13,483.54-20,213.34-7,246.90

Finding the Fourth Proportional to 13,483.54, 20,213.34 and 7,246.90

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Solution

The fourth proportional to 13,483.54, 20,213.34 and 7,246.90 is: 10,863.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.54 : 20,213.34 = 7,246.90 : x
  2. Step 2: Convert to fraction form
    13,483.54/20,213.34 = 7,246.90/x
  3. Step 3: Cross multiply
    13,483.54x = 20,213.34 × 7,246.90
  4. Step 4: Simplify right side
    13,483.54x = 146,484,053.65
  5. Step 5: Solve for x
    x = 146,484,053.65/13,483.54
  6. Step 6: Final answer
    x = 10,863.92

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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.