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Finding the Fourth Proportional to 23,393.12, 34,788.82 and 22,654.82

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Solution

The fourth proportional to 23,393.12, 34,788.82 and 22,654.82 is: 33,690.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,393.12 : 34,788.82 = 22,654.82 : x
  2. Step 2: Convert to fraction form
    23,393.12/34,788.82 = 22,654.82/x
  3. Step 3: Cross multiply
    23,393.12x = 34,788.82 × 22,654.82
  4. Step 4: Simplify right side
    23,393.12x = 788,134,455.11
  5. Step 5: Solve for x
    x = 788,134,455.11/23,393.12
  6. Step 6: Final answer
    x = 33,690.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.