Home / 71,026.30-106,511.74-26,628.82

Finding the Fourth Proportional to 71,026.30, 106,511.74 and 26,628.82

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Solution

The fourth proportional to 71,026.30, 106,511.74 and 26,628.82 is: 39,932.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,026.30 : 106,511.74 = 26,628.82 : x
  2. Step 2: Convert to fraction form
    71,026.30/106,511.74 = 26,628.82/x
  3. Step 3: Cross multiply
    71,026.30x = 106,511.74 × 26,628.82
  4. Step 4: Simplify right side
    71,026.30x = 2,836,281,952.35
  5. Step 5: Solve for x
    x = 2,836,281,952.35/71,026.30
  6. Step 6: Final answer
    x = 39,932.84

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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.