Home / 17,331.82-23,918.10-9,374.20

Finding the Fourth Proportional to 17,331.82, 23,918.10 and 9,374.20

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Solution

The fourth proportional to 17,331.82, 23,918.10 and 9,374.20 is: 12,936.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,331.82 : 23,918.10 = 9,374.20 : x
  2. Step 2: Convert to fraction form
    17,331.82/23,918.10 = 9,374.20/x
  3. Step 3: Cross multiply
    17,331.82x = 23,918.10 × 9,374.20
  4. Step 4: Simplify right side
    17,331.82x = 224,213,053.02
  5. Step 5: Solve for x
    x = 224,213,053.02/17,331.82
  6. Step 6: Final answer
    x = 12,936.50

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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.