Home / 11,059.32-15,265.08-8,836.68

Finding the Fourth Proportional to 11,059.32, 15,265.08 and 8,836.68

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Solution

The fourth proportional to 11,059.32, 15,265.08 and 8,836.68 is: 12,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,059.32 : 15,265.08 = 8,836.68 : x
  2. Step 2: Convert to fraction form
    11,059.32/15,265.08 = 8,836.68/x
  3. Step 3: Cross multiply
    11,059.32x = 15,265.08 × 8,836.68
  4. Step 4: Simplify right side
    11,059.32x = 134,892,627.13
  5. Step 5: Solve for x
    x = 134,892,627.13/11,059.32
  6. Step 6: Final answer
    x = 12,197.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.