Home / 16,190.41-22,343.15-9,020.81

Finding the Fourth Proportional to 16,190.41, 22,343.15 and 9,020.81

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Solution

The fourth proportional to 16,190.41, 22,343.15 and 9,020.81 is: 12,448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,190.41 : 22,343.15 = 9,020.81 : x
  2. Step 2: Convert to fraction form
    16,190.41/22,343.15 = 9,020.81/x
  3. Step 3: Cross multiply
    16,190.41x = 22,343.15 × 9,020.81
  4. Step 4: Simplify right side
    16,190.41x = 201,553,209.99
  5. Step 5: Solve for x
    x = 201,553,209.99/16,190.41
  6. Step 6: Final answer
    x = 12,448.93

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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.