Home / 15,262.98-21,062.32-8,548.26

Finding the Fourth Proportional to 15,262.98, 21,062.32 and 8,548.26

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Solution

The fourth proportional to 15,262.98, 21,062.32 and 8,548.26 is: 11,796.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,262.98 : 21,062.32 = 8,548.26 : x
  2. Step 2: Convert to fraction form
    15,262.98/21,062.32 = 8,548.26/x
  3. Step 3: Cross multiply
    15,262.98x = 21,062.32 × 8,548.26
  4. Step 4: Simplify right side
    15,262.98x = 180,046,187.56
  5. Step 5: Solve for x
    x = 180,046,187.56/15,262.98
  6. Step 6: Final answer
    x = 11,796.27

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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.