Home / 11,675.40-17,503.24-5,432.22

Finding the Fourth Proportional to 11,675.40, 17,503.24 and 5,432.22

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Solution

The fourth proportional to 11,675.40, 17,503.24 and 5,432.22 is: 8,143.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,675.40 : 17,503.24 = 5,432.22 : x
  2. Step 2: Convert to fraction form
    11,675.40/17,503.24 = 5,432.22/x
  3. Step 3: Cross multiply
    11,675.40x = 17,503.24 × 5,432.22
  4. Step 4: Simplify right side
    11,675.40x = 95,081,450.39
  5. Step 5: Solve for x
    x = 95,081,450.39/11,675.40
  6. Step 6: Final answer
    x = 8,143.74

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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.