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Finding the Fourth Proportional to 23,135.66, 34,710.78 and 7,549.64

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Solution

The fourth proportional to 23,135.66, 34,710.78 and 7,549.64 is: 11,326.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135.66 : 34,710.78 = 7,549.64 : x
  2. Step 2: Convert to fraction form
    23,135.66/34,710.78 = 7,549.64/x
  3. Step 3: Cross multiply
    23,135.66x = 34,710.78 × 7,549.64
  4. Step 4: Simplify right side
    23,135.66x = 262,053,893.12
  5. Step 5: Solve for x
    x = 262,053,893.12/23,135.66
  6. Step 6: Final answer
    x = 11,326.84

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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.