Home / 16,241.33-22,412.81-9,167.90

Finding the Fourth Proportional to 16,241.33, 22,412.81 and 9,167.90

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Solution

The fourth proportional to 16,241.33, 22,412.81 and 9,167.90 is: 12,651.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,241.33 : 22,412.81 = 9,167.90 : x
  2. Step 2: Convert to fraction form
    16,241.33/22,412.81 = 9,167.90/x
  3. Step 3: Cross multiply
    16,241.33x = 22,412.81 × 9,167.90
  4. Step 4: Simplify right side
    16,241.33x = 205,478,242.90
  5. Step 5: Solve for x
    x = 205,478,242.90/16,241.33
  6. Step 6: Final answer
    x = 12,651.57

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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.