Home / 40,005.62-55,205.46-23,891.10

Finding the Fourth Proportional to 40,005.62, 55,205.46 and 23,891.10

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Solution

The fourth proportional to 40,005.62, 55,205.46 and 23,891.10 is: 32,968.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,005.62 : 55,205.46 = 23,891.10 : x
  2. Step 2: Convert to fraction form
    40,005.62/55,205.46 = 23,891.10/x
  3. Step 3: Cross multiply
    40,005.62x = 55,205.46 × 23,891.10
  4. Step 4: Simplify right side
    40,005.62x = 1,318,919,165.41
  5. Step 5: Solve for x
    x = 1,318,919,165.41/40,005.62
  6. Step 6: Final answer
    x = 32,968.35

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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.