Home / 14,819.04-20,449.68-8,532.48

Finding the Fourth Proportional to 14,819.04, 20,449.68 and 8,532.48

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Solution

The fourth proportional to 14,819.04, 20,449.68 and 8,532.48 is: 11,774.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,819.04 : 20,449.68 = 8,532.48 : x
  2. Step 2: Convert to fraction form
    14,819.04/20,449.68 = 8,532.48/x
  3. Step 3: Cross multiply
    14,819.04x = 20,449.68 × 8,532.48
  4. Step 4: Simplify right side
    14,819.04x = 174,486,485.61
  5. Step 5: Solve for x
    x = 174,486,485.61/14,819.04
  6. Step 6: Final answer
    x = 11,774.48

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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.