Home / 40,396.78-55,751.07-23,635.18

Finding the Fourth Proportional to 40,396.78, 55,751.07 and 23,635.18

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Solution

The fourth proportional to 40,396.78, 55,751.07 and 23,635.18 is: 32,618.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,396.78 : 55,751.07 = 23,635.18 : x
  2. Step 2: Convert to fraction form
    40,396.78/55,751.07 = 23,635.18/x
  3. Step 3: Cross multiply
    40,396.78x = 55,751.07 × 23,635.18
  4. Step 4: Simplify right side
    40,396.78x = 1,317,686,574.64
  5. Step 5: Solve for x
    x = 1,317,686,574.64/40,396.78
  6. Step 6: Final answer
    x = 32,618.60

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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.