Home / 40,299.14-55,612.85-22,395.82

Finding the Fourth Proportional to 40,299.14, 55,612.85 and 22,395.82

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Solution

The fourth proportional to 40,299.14, 55,612.85 and 22,395.82 is: 30,906.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,299.14 : 55,612.85 = 22,395.82 : x
  2. Step 2: Convert to fraction form
    40,299.14/55,612.85 = 22,395.82/x
  3. Step 3: Cross multiply
    40,299.14x = 55,612.85 × 22,395.82
  4. Step 4: Simplify right side
    40,299.14x = 1,245,495,127.28
  5. Step 5: Solve for x
    x = 1,245,495,127.28/40,299.14
  6. Step 6: Final answer
    x = 30,906.24

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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.