Home / 14,636.12-20,188.70-9,600.62

Finding the Fourth Proportional to 14,636.12, 20,188.70 and 9,600.62

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Solution

The fourth proportional to 14,636.12, 20,188.70 and 9,600.62 is: 13,242.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636.12 : 20,188.70 = 9,600.62 : x
  2. Step 2: Convert to fraction form
    14,636.12/20,188.70 = 9,600.62/x
  3. Step 3: Cross multiply
    14,636.12x = 20,188.70 × 9,600.62
  4. Step 4: Simplify right side
    14,636.12x = 193,824,036.99
  5. Step 5: Solve for x
    x = 193,824,036.99/14,636.12
  6. Step 6: Final answer
    x = 13,242.86

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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.