Home / 16,190.99-22,346.71-9,117.46

Finding the Fourth Proportional to 16,190.99, 22,346.71 and 9,117.46

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Solution

The fourth proportional to 16,190.99, 22,346.71 and 9,117.46 is: 12,583.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,190.99 : 22,346.71 = 9,117.46 : x
  2. Step 2: Convert to fraction form
    16,190.99/22,346.71 = 9,117.46/x
  3. Step 3: Cross multiply
    16,190.99x = 22,346.71 × 9,117.46
  4. Step 4: Simplify right side
    16,190.99x = 203,745,100.03
  5. Step 5: Solve for x
    x = 203,745,100.03/16,190.99
  6. Step 6: Final answer
    x = 12,583.86

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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.