Home / 14,806.10-20,432.68-8,836.62

Finding the Fourth Proportional to 14,806.10, 20,432.68 and 8,836.62

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Solution

The fourth proportional to 14,806.10, 20,432.68 and 8,836.62 is: 12,194.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,806.10 : 20,432.68 = 8,836.62 : x
  2. Step 2: Convert to fraction form
    14,806.10/20,432.68 = 8,836.62/x
  3. Step 3: Cross multiply
    14,806.10x = 20,432.68 × 8,836.62
  4. Step 4: Simplify right side
    14,806.10x = 180,555,828.74
  5. Step 5: Solve for x
    x = 180,555,828.74/14,806.10
  6. Step 6: Final answer
    x = 12,194.69

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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.