Home / 17,840.24-24,620.92-9,883.20

Finding the Fourth Proportional to 17,840.24, 24,620.92 and 9,883.20

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Solution

The fourth proportional to 17,840.24, 24,620.92 and 9,883.20 is: 13,639.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,840.24 : 24,620.92 = 9,883.20 : x
  2. Step 2: Convert to fraction form
    17,840.24/24,620.92 = 9,883.20/x
  3. Step 3: Cross multiply
    17,840.24x = 24,620.92 × 9,883.20
  4. Step 4: Simplify right side
    17,840.24x = 243,333,476.54
  5. Step 5: Solve for x
    x = 243,333,476.54/17,840.24
  6. Step 6: Final answer
    x = 13,639.59

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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.