Home / 22,410.75-30,935.30-17,618.19

Finding the Fourth Proportional to 22,410.75, 30,935.30 and 17,618.19

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Solution

The fourth proportional to 22,410.75, 30,935.30 and 17,618.19 is: 24,319.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,410.75 : 30,935.30 = 17,618.19 : x
  2. Step 2: Convert to fraction form
    22,410.75/30,935.30 = 17,618.19/x
  3. Step 3: Cross multiply
    22,410.75x = 30,935.30 × 17,618.19
  4. Step 4: Simplify right side
    22,410.75x = 545,023,905.02
  5. Step 5: Solve for x
    x = 545,023,905.02/22,410.75
  6. Step 6: Final answer
    x = 24,319.75

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Half scale
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Double scale
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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.