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Finding the Fourth Proportional to 45,896.98, 68,787.15 and 19,575.22

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Solution

The fourth proportional to 45,896.98, 68,787.15 and 19,575.22 is: 29,337.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,896.98 : 68,787.15 = 19,575.22 : x
  2. Step 2: Convert to fraction form
    45,896.98/68,787.15 = 19,575.22/x
  3. Step 3: Cross multiply
    45,896.98x = 68,787.15 × 19,575.22
  4. Step 4: Simplify right side
    45,896.98x = 1,346,523,594.42
  5. Step 5: Solve for x
    x = 1,346,523,594.42/45,896.98
  6. Step 6: Final answer
    x = 29,337.96

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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.