Home / 18,248.78-27,356.76-6,553.82

Finding the Fourth Proportional to 18,248.78, 27,356.76 and 6,553.82

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Solution

The fourth proportional to 18,248.78, 27,356.76 and 6,553.82 is: 9,824.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,248.78 : 27,356.76 = 6,553.82 : x
  2. Step 2: Convert to fraction form
    18,248.78/27,356.76 = 6,553.82/x
  3. Step 3: Cross multiply
    18,248.78x = 27,356.76 × 6,553.82
  4. Step 4: Simplify right side
    18,248.78x = 179,291,280.82
  5. Step 5: Solve for x
    x = 179,291,280.82/18,248.78
  6. Step 6: Final answer
    x = 9,824.84

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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.