Home / 40,322.59-55,644.16-22,417.48

Finding the Fourth Proportional to 40,322.59, 55,644.16 and 22,417.48

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Solution

The fourth proportional to 40,322.59, 55,644.16 and 22,417.48 is: 30,935.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,322.59 : 55,644.16 = 22,417.48 : x
  2. Step 2: Convert to fraction form
    40,322.59/55,644.16 = 22,417.48/x
  3. Step 3: Cross multiply
    40,322.59x = 55,644.16 × 22,417.48
  4. Step 4: Simplify right side
    40,322.59x = 1,247,401,843.92
  5. Step 5: Solve for x
    x = 1,247,401,843.92/40,322.59
  6. Step 6: Final answer
    x = 30,935.56

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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.