Home / 29,427.22-40,610.37-15,999.38

Finding the Fourth Proportional to 29,427.22, 40,610.37 and 15,999.38

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Solution

The fourth proportional to 29,427.22, 40,610.37 and 15,999.38 is: 22,079.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,427.22 : 40,610.37 = 15,999.38 : x
  2. Step 2: Convert to fraction form
    29,427.22/40,610.37 = 15,999.38/x
  3. Step 3: Cross multiply
    29,427.22x = 40,610.37 × 15,999.38
  4. Step 4: Simplify right side
    29,427.22x = 649,740,741.57
  5. Step 5: Solve for x
    x = 649,740,741.57/29,427.22
  6. Step 6: Final answer
    x = 22,079.58

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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.