Home / 40,403.77-55,758.84-22,497.64

Finding the Fourth Proportional to 40,403.77, 55,758.84 and 22,497.64

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Solution

The fourth proportional to 40,403.77, 55,758.84 and 22,497.64 is: 31,047.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,403.77 : 55,758.84 = 22,497.64 : x
  2. Step 2: Convert to fraction form
    40,403.77/55,758.84 = 22,497.64/x
  3. Step 3: Cross multiply
    40,403.77x = 55,758.84 × 22,497.64
  4. Step 4: Simplify right side
    40,403.77x = 1,254,442,309.14
  5. Step 5: Solve for x
    x = 1,254,442,309.14/40,403.77
  6. Step 6: Final answer
    x = 31,047.65

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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.