Home / 17,338.98-23,921.84-9,784.38

Finding the Fourth Proportional to 17,338.98, 23,921.84 and 9,784.38

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Solution

The fourth proportional to 17,338.98, 23,921.84 and 9,784.38 is: 13,499.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,338.98 : 23,921.84 = 9,784.38 : x
  2. Step 2: Convert to fraction form
    17,338.98/23,921.84 = 9,784.38/x
  3. Step 3: Cross multiply
    17,338.98x = 23,921.84 × 9,784.38
  4. Step 4: Simplify right side
    17,338.98x = 234,060,372.86
  5. Step 5: Solve for x
    x = 234,060,372.86/17,338.98
  6. Step 6: Final answer
    x = 13,499.09

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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.