Home / 11,441.52-17,155.44-10,145.52

Finding the Fourth Proportional to 11,441.52, 17,155.44 and 10,145.52

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Solution

The fourth proportional to 11,441.52, 17,155.44 and 10,145.52 is: 15,212.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,441.52 : 17,155.44 = 10,145.52 : x
  2. Step 2: Convert to fraction form
    11,441.52/17,155.44 = 10,145.52/x
  3. Step 3: Cross multiply
    11,441.52x = 17,155.44 × 10,145.52
  4. Step 4: Simplify right side
    11,441.52x = 174,050,859.63
  5. Step 5: Solve for x
    x = 174,050,859.63/11,441.52
  6. Step 6: Final answer
    x = 15,212.21

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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.