Home / 40,310.72-55,629.60-24,400.40

Finding the Fourth Proportional to 40,310.72, 55,629.60 and 24,400.40

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Solution

The fourth proportional to 40,310.72, 55,629.60 and 24,400.40 is: 33,673.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,310.72 : 55,629.60 = 24,400.40 : x
  2. Step 2: Convert to fraction form
    40,310.72/55,629.60 = 24,400.40/x
  3. Step 3: Cross multiply
    40,310.72x = 55,629.60 × 24,400.40
  4. Step 4: Simplify right side
    40,310.72x = 1,357,384,491.84
  5. Step 5: Solve for x
    x = 1,357,384,491.84/40,310.72
  6. Step 6: Final answer
    x = 33,673.04

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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.