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Finding the Fourth Proportional to 23,525.66, 35,292.54 and 7,939.64

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Solution

The fourth proportional to 23,525.66, 35,292.54 and 7,939.64 is: 11,910.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,525.66 : 35,292.54 = 7,939.64 : x
  2. Step 2: Convert to fraction form
    23,525.66/35,292.54 = 7,939.64/x
  3. Step 3: Cross multiply
    23,525.66x = 35,292.54 × 7,939.64
  4. Step 4: Simplify right side
    23,525.66x = 280,209,885.82
  5. Step 5: Solve for x
    x = 280,209,885.82/23,525.66
  6. Step 6: Final answer
    x = 11,910.82

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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.