Home / 27,424.58-41,128.36-9,892.12

Finding the Fourth Proportional to 27,424.58, 41,128.36 and 9,892.12

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Solution

The fourth proportional to 27,424.58, 41,128.36 and 9,892.12 is: 14,835.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,424.58 : 41,128.36 = 9,892.12 : x
  2. Step 2: Convert to fraction form
    27,424.58/41,128.36 = 9,892.12/x
  3. Step 3: Cross multiply
    27,424.58x = 41,128.36 × 9,892.12
  4. Step 4: Simplify right side
    27,424.58x = 406,846,672.52
  5. Step 5: Solve for x
    x = 406,846,672.52/27,424.58
  6. Step 6: Final answer
    x = 14,835.11

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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.