Home / 15,441.81-23,162.64-3,755.13

Finding the Fourth Proportional to 15,441.81, 23,162.64 and 3,755.13

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Solution

The fourth proportional to 15,441.81, 23,162.64 and 3,755.13 is: 5,632.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,441.81 : 23,162.64 = 3,755.13 : x
  2. Step 2: Convert to fraction form
    15,441.81/23,162.64 = 3,755.13/x
  3. Step 3: Cross multiply
    15,441.81x = 23,162.64 × 3,755.13
  4. Step 4: Simplify right side
    15,441.81x = 86,978,724.34
  5. Step 5: Solve for x
    x = 86,978,724.34/15,441.81
  6. Step 6: Final answer
    x = 5,632.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.