Home / 11,230.08-15,489.12-10,733.76

Finding the Fourth Proportional to 11,230.08, 15,489.12 and 10,733.76

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Solution

The fourth proportional to 11,230.08, 15,489.12 and 10,733.76 is: 14,804.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.08 : 15,489.12 = 10,733.76 : x
  2. Step 2: Convert to fraction form
    11,230.08/15,489.12 = 10,733.76/x
  3. Step 3: Cross multiply
    11,230.08x = 15,489.12 × 10,733.76
  4. Step 4: Simplify right side
    11,230.08x = 166,256,496.69
  5. Step 5: Solve for x
    x = 166,256,496.69/11,230.08
  6. Step 6: Final answer
    x = 14,804.57

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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.