Home / 10,118.93-15,179.76-9,503.82

Finding the Fourth Proportional to 10,118.93, 15,179.76 and 9,503.82

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Solution

The fourth proportional to 10,118.93, 15,179.76 and 9,503.82 is: 14,257.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,118.93 : 15,179.76 = 9,503.82 : x
  2. Step 2: Convert to fraction form
    10,118.93/15,179.76 = 9,503.82/x
  3. Step 3: Cross multiply
    10,118.93x = 15,179.76 × 9,503.82
  4. Step 4: Simplify right side
    10,118.93x = 144,265,706.68
  5. Step 5: Solve for x
    x = 144,265,706.68/10,118.93
  6. Step 6: Final answer
    x = 14,257.02

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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.