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Finding the Fourth Proportional to 34,658.96, 51,958.38 and 21,482.30

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Solution

The fourth proportional to 34,658.96, 51,958.38 and 21,482.30 is: 32,204.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,658.96 : 51,958.38 = 21,482.30 : x
  2. Step 2: Convert to fraction form
    34,658.96/51,958.38 = 21,482.30/x
  3. Step 3: Cross multiply
    34,658.96x = 51,958.38 × 21,482.30
  4. Step 4: Simplify right side
    34,658.96x = 1,116,185,506.67
  5. Step 5: Solve for x
    x = 1,116,185,506.67/34,658.96
  6. Step 6: Final answer
    x = 32,204.82

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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.