Home / 11,251.85-15,518.69-10,497.33

Finding the Fourth Proportional to 11,251.85, 15,518.69 and 10,497.33

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Solution

The fourth proportional to 11,251.85, 15,518.69 and 10,497.33 is: 14,478.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.85 : 15,518.69 = 10,497.33 : x
  2. Step 2: Convert to fraction form
    11,251.85/15,518.69 = 10,497.33/x
  3. Step 3: Cross multiply
    11,251.85x = 15,518.69 × 10,497.33
  4. Step 4: Simplify right side
    11,251.85x = 162,904,796.98
  5. Step 5: Solve for x
    x = 162,904,796.98/11,251.85
  6. Step 6: Final answer
    x = 14,478.05

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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.