Home / 16,842.17-23,241.90-9,289.22

Finding the Fourth Proportional to 16,842.17, 23,241.90 and 9,289.22

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Solution

The fourth proportional to 16,842.17, 23,241.90 and 9,289.22 is: 12,818.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,842.17 : 23,241.90 = 9,289.22 : x
  2. Step 2: Convert to fraction form
    16,842.17/23,241.90 = 9,289.22/x
  3. Step 3: Cross multiply
    16,842.17x = 23,241.90 × 9,289.22
  4. Step 4: Simplify right side
    16,842.17x = 215,899,122.32
  5. Step 5: Solve for x
    x = 215,899,122.32/16,842.17
  6. Step 6: Final answer
    x = 12,818.96

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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.