Home / 15,021.25-22,533.16-3,927.92

Finding the Fourth Proportional to 15,021.25, 22,533.16 and 3,927.92

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Solution

The fourth proportional to 15,021.25, 22,533.16 and 3,927.92 is: 5,892.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,021.25 : 22,533.16 = 3,927.92 : x
  2. Step 2: Convert to fraction form
    15,021.25/22,533.16 = 3,927.92/x
  3. Step 3: Cross multiply
    15,021.25x = 22,533.16 × 3,927.92
  4. Step 4: Simplify right side
    15,021.25x = 88,508,409.13
  5. Step 5: Solve for x
    x = 88,508,409.13/15,021.25
  6. Step 6: Final answer
    x = 5,892.21

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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.