Home / 20,216.52-27,892.22-11,262.31

Finding the Fourth Proportional to 20,216.52, 27,892.22 and 11,262.31

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Solution

The fourth proportional to 20,216.52, 27,892.22 and 11,262.31 is: 15,538.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,216.52 : 27,892.22 = 11,262.31 : x
  2. Step 2: Convert to fraction form
    20,216.52/27,892.22 = 11,262.31/x
  3. Step 3: Cross multiply
    20,216.52x = 27,892.22 × 11,262.31
  4. Step 4: Simplify right side
    20,216.52x = 314,130,702.19
  5. Step 5: Solve for x
    x = 314,130,702.19/20,216.52
  6. Step 6: Final answer
    x = 15,538.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.