Home / 13,360.24-20,006.46-8,020.10

Finding the Fourth Proportional to 13,360.24, 20,006.46 and 8,020.10

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Solution

The fourth proportional to 13,360.24, 20,006.46 and 8,020.10 is: 12,009.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,360.24 : 20,006.46 = 8,020.10 : x
  2. Step 2: Convert to fraction form
    13,360.24/20,006.46 = 8,020.10/x
  3. Step 3: Cross multiply
    13,360.24x = 20,006.46 × 8,020.10
  4. Step 4: Simplify right side
    13,360.24x = 160,453,747.33
  5. Step 5: Solve for x
    x = 160,453,747.33/13,360.24
  6. Step 6: Final answer
    x = 12,009.79

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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.