Home / 34,943.38-48,225.72-21,511.96

Finding the Fourth Proportional to 34,943.38, 48,225.72 and 21,511.96

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Solution

The fourth proportional to 34,943.38, 48,225.72 and 21,511.96 is: 29,688.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,943.38 : 48,225.72 = 21,511.96 : x
  2. Step 2: Convert to fraction form
    34,943.38/48,225.72 = 21,511.96/x
  3. Step 3: Cross multiply
    34,943.38x = 48,225.72 × 21,511.96
  4. Step 4: Simplify right side
    34,943.38x = 1,037,429,759.61
  5. Step 5: Solve for x
    x = 1,037,429,759.61/34,943.38
  6. Step 6: Final answer
    x = 29,688.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.