Home / 11,655.24-16,090.31-9,062.43

Finding the Fourth Proportional to 11,655.24, 16,090.31 and 9,062.43

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Solution

The fourth proportional to 11,655.24, 16,090.31 and 9,062.43 is: 12,510.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655.24 : 16,090.31 = 9,062.43 : x
  2. Step 2: Convert to fraction form
    11,655.24/16,090.31 = 9,062.43/x
  3. Step 3: Cross multiply
    11,655.24x = 16,090.31 × 9,062.43
  4. Step 4: Simplify right side
    11,655.24x = 145,817,360.88
  5. Step 5: Solve for x
    x = 145,817,360.88/11,655.24
  6. Step 6: Final answer
    x = 12,510.88

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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.