Home / 40,910.56-56,456.64-23,005.72

Finding the Fourth Proportional to 40,910.56, 56,456.64 and 23,005.72

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Solution

The fourth proportional to 40,910.56, 56,456.64 and 23,005.72 is: 31,747.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,910.56 : 56,456.64 = 23,005.72 : x
  2. Step 2: Convert to fraction form
    40,910.56/56,456.64 = 23,005.72/x
  3. Step 3: Cross multiply
    40,910.56x = 56,456.64 × 23,005.72
  4. Step 4: Simplify right side
    40,910.56x = 1,298,825,651.98
  5. Step 5: Solve for x
    x = 1,298,825,651.98/40,910.56
  6. Step 6: Final answer
    x = 31,747.93

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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.