Home / 40,664.57-56,104.31-22,756.73

Finding the Fourth Proportional to 40,664.57, 56,104.31 and 22,756.73

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Solution

The fourth proportional to 40,664.57, 56,104.31 and 22,756.73 is: 31,397.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,664.57 : 56,104.31 = 22,756.73 : x
  2. Step 2: Convert to fraction form
    40,664.57/56,104.31 = 22,756.73/x
  3. Step 3: Cross multiply
    40,664.57x = 56,104.31 × 22,756.73
  4. Step 4: Simplify right side
    40,664.57x = 1,276,750,410.88
  5. Step 5: Solve for x
    x = 1,276,750,410.88/40,664.57
  6. Step 6: Final answer
    x = 31,397.12

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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.