Home / 22,710.20-34,070.75-7,127.82

Finding the Fourth Proportional to 22,710.20, 34,070.75 and 7,127.82

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Solution

The fourth proportional to 22,710.20, 34,070.75 and 7,127.82 is: 10,693.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,710.20 : 34,070.75 = 7,127.82 : x
  2. Step 2: Convert to fraction form
    22,710.20/34,070.75 = 7,127.82/x
  3. Step 3: Cross multiply
    22,710.20x = 34,070.75 × 7,127.82
  4. Step 4: Simplify right side
    22,710.20x = 242,850,137.63
  5. Step 5: Solve for x
    x = 242,850,137.63/22,710.20
  6. Step 6: Final answer
    x = 10,693.44

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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.