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Finding the Fourth Proportional to 23,305.77, 34,947.90 and 7,507.85

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Solution

The fourth proportional to 23,305.77, 34,947.90 and 7,507.85 is: 11,258.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,305.77 : 34,947.90 = 7,507.85 : x
  2. Step 2: Convert to fraction form
    23,305.77/34,947.90 = 7,507.85/x
  3. Step 3: Cross multiply
    23,305.77x = 34,947.90 × 7,507.85
  4. Step 4: Simplify right side
    23,305.77x = 262,383,416.28
  5. Step 5: Solve for x
    x = 262,383,416.28/23,305.77
  6. Step 6: Final answer
    x = 11,258.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.