Home / 29,655.24-44,433.64-20,871.70

Finding the Fourth Proportional to 29,655.24, 44,433.64 and 20,871.70

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Solution

The fourth proportional to 29,655.24, 44,433.64 and 20,871.70 is: 31,272.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,655.24 : 44,433.64 = 20,871.70 : x
  2. Step 2: Convert to fraction form
    29,655.24/44,433.64 = 20,871.70/x
  3. Step 3: Cross multiply
    29,655.24x = 44,433.64 × 20,871.70
  4. Step 4: Simplify right side
    29,655.24x = 927,405,585.26
  5. Step 5: Solve for x
    x = 927,405,585.26/29,655.24
  6. Step 6: Final answer
    x = 31,272.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.