Home / 11,447.46-17,212.77-10,533.92

Finding the Fourth Proportional to 11,447.46, 17,212.77 and 10,533.92

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Solution

The fourth proportional to 11,447.46, 17,212.77 and 10,533.92 is: 15,839.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,447.46 : 17,212.77 = 10,533.92 : x
  2. Step 2: Convert to fraction form
    11,447.46/17,212.77 = 10,533.92/x
  3. Step 3: Cross multiply
    11,447.46x = 17,212.77 × 10,533.92
  4. Step 4: Simplify right side
    11,447.46x = 181,317,856.09
  5. Step 5: Solve for x
    x = 181,317,856.09/11,447.46
  6. Step 6: Final answer
    x = 15,839.13

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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.