Home / 14,806.17-20,432.27-8,091.66

Finding the Fourth Proportional to 14,806.17, 20,432.27 and 8,091.66

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Solution

The fourth proportional to 14,806.17, 20,432.27 and 8,091.66 is: 11,166.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,806.17 : 20,432.27 = 8,091.66 : x
  2. Step 2: Convert to fraction form
    14,806.17/20,432.27 = 8,091.66/x
  3. Step 3: Cross multiply
    14,806.17x = 20,432.27 × 8,091.66
  4. Step 4: Simplify right side
    14,806.17x = 165,330,981.87
  5. Step 5: Solve for x
    x = 165,330,981.87/14,806.17
  6. Step 6: Final answer
    x = 11,166.36

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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.