Home / 40,461.98-55,836.74-22,555.92

Finding the Fourth Proportional to 40,461.98, 55,836.74 and 22,555.92

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Solution

The fourth proportional to 40,461.98, 55,836.74 and 22,555.92 is: 31,126.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,461.98 : 55,836.74 = 22,555.92 : x
  2. Step 2: Convert to fraction form
    40,461.98/55,836.74 = 22,555.92/x
  3. Step 3: Cross multiply
    40,461.98x = 55,836.74 × 22,555.92
  4. Step 4: Simplify right side
    40,461.98x = 1,259,448,992.20
  5. Step 5: Solve for x
    x = 1,259,448,992.20/40,461.98
  6. Step 6: Final answer
    x = 31,126.73

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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.