Home / 10,869.08-16,321.30-10,060.60

Finding the Fourth Proportional to 10,869.08, 16,321.30 and 10,060.60

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Solution

The fourth proportional to 10,869.08, 16,321.30 and 10,060.60 is: 15,107.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869.08 : 16,321.30 = 10,060.60 : x
  2. Step 2: Convert to fraction form
    10,869.08/16,321.30 = 10,060.60/x
  3. Step 3: Cross multiply
    10,869.08x = 16,321.30 × 10,060.60
  4. Step 4: Simplify right side
    10,869.08x = 164,202,070.78
  5. Step 5: Solve for x
    x = 164,202,070.78/10,869.08
  6. Step 6: Final answer
    x = 15,107.26

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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.