Home / 16,170.40-22,314.12-9,097

Finding the Fourth Proportional to 16,170.40, 22,314.12 and 9,097

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Solution

The fourth proportional to 16,170.40, 22,314.12 and 9,097 is: 12,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,170.40 : 22,314.12 = 9,097 : x
  2. Step 2: Convert to fraction form
    16,170.40/22,314.12 = 9,097/x
  3. Step 3: Cross multiply
    16,170.40x = 22,314.12 × 9,097
  4. Step 4: Simplify right side
    16,170.40x = 202,991,549.64
  5. Step 5: Solve for x
    x = 202,991,549.64/16,170.40
  6. Step 6: Final answer
    x = 12,553.28

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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.