Home / 11,627.92-17,352.05-10,381.96

Finding the Fourth Proportional to 11,627.92, 17,352.05 and 10,381.96

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Solution

The fourth proportional to 11,627.92, 17,352.05 and 10,381.96 is: 15,492.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.92 : 17,352.05 = 10,381.96 : x
  2. Step 2: Convert to fraction form
    11,627.92/17,352.05 = 10,381.96/x
  3. Step 3: Cross multiply
    11,627.92x = 17,352.05 × 10,381.96
  4. Step 4: Simplify right side
    11,627.92x = 180,148,289.02
  5. Step 5: Solve for x
    x = 180,148,289.02/11,627.92
  6. Step 6: Final answer
    x = 15,492.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.