Home / 40,241.77-55,531.02-22,336.78

Finding the Fourth Proportional to 40,241.77, 55,531.02 and 22,336.78

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Solution

The fourth proportional to 40,241.77, 55,531.02 and 22,336.78 is: 30,823.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,241.77 : 55,531.02 = 22,336.78 : x
  2. Step 2: Convert to fraction form
    40,241.77/55,531.02 = 22,336.78/x
  3. Step 3: Cross multiply
    40,241.77x = 55,531.02 × 22,336.78
  4. Step 4: Simplify right side
    40,241.77x = 1,240,384,176.92
  5. Step 5: Solve for x
    x = 1,240,384,176.92/40,241.77
  6. Step 6: Final answer
    x = 30,823.30

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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.