Home / 29,610.72-40,863.52-16,181.76

Finding the Fourth Proportional to 29,610.72, 40,863.52 and 16,181.76

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Solution

The fourth proportional to 29,610.72, 40,863.52 and 16,181.76 is: 22,331.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,610.72 : 40,863.52 = 16,181.76 : x
  2. Step 2: Convert to fraction form
    29,610.72/40,863.52 = 16,181.76/x
  3. Step 3: Cross multiply
    29,610.72x = 40,863.52 × 16,181.76
  4. Step 4: Simplify right side
    29,610.72x = 661,243,673.40
  5. Step 5: Solve for x
    x = 661,243,673.40/29,610.72
  6. Step 6: Final answer
    x = 22,331.23

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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.