Home / 29,374.21-40,536.28-15,945.36

Finding the Fourth Proportional to 29,374.21, 40,536.28 and 15,945.36

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Solution

The fourth proportional to 29,374.21, 40,536.28 and 15,945.36 is: 22,004.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,374.21 : 40,536.28 = 15,945.36 : x
  2. Step 2: Convert to fraction form
    29,374.21/40,536.28 = 15,945.36/x
  3. Step 3: Cross multiply
    29,374.21x = 40,536.28 × 15,945.36
  4. Step 4: Simplify right side
    29,374.21x = 646,365,577.66
  5. Step 5: Solve for x
    x = 646,365,577.66/29,374.21
  6. Step 6: Final answer
    x = 22,004.53

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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.