Home / 10,838.10-16,293.60-9,234.30

Finding the Fourth Proportional to 10,838.10, 16,293.60 and 9,234.30

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Solution

The fourth proportional to 10,838.10, 16,293.60 and 9,234.30 is: 13,882.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,838.10 : 16,293.60 = 9,234.30 : x
  2. Step 2: Convert to fraction form
    10,838.10/16,293.60 = 9,234.30/x
  3. Step 3: Cross multiply
    10,838.10x = 16,293.60 × 9,234.30
  4. Step 4: Simplify right side
    10,838.10x = 150,459,990.48
  5. Step 5: Solve for x
    x = 150,459,990.48/10,838.10
  6. Step 6: Final answer
    x = 13,882.51

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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.