Home / 11,346.76-16,987.26-9,476.87

Finding the Fourth Proportional to 11,346.76, 16,987.26 and 9,476.87

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Solution

The fourth proportional to 11,346.76, 16,987.26 and 9,476.87 is: 14,187.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.76 : 16,987.26 = 9,476.87 : x
  2. Step 2: Convert to fraction form
    11,346.76/16,987.26 = 9,476.87/x
  3. Step 3: Cross multiply
    11,346.76x = 16,987.26 × 9,476.87
  4. Step 4: Simplify right side
    11,346.76x = 160,986,054.68
  5. Step 5: Solve for x
    x = 160,986,054.68/11,346.76
  6. Step 6: Final answer
    x = 14,187.85

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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.