Home / 43,566.20-65,356.14-18,606.38

Finding the Fourth Proportional to 43,566.20, 65,356.14 and 18,606.38

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Solution

The fourth proportional to 43,566.20, 65,356.14 and 18,606.38 is: 27,912.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,566.20 : 65,356.14 = 18,606.38 : x
  2. Step 2: Convert to fraction form
    43,566.20/65,356.14 = 18,606.38/x
  3. Step 3: Cross multiply
    43,566.20x = 65,356.14 × 18,606.38
  4. Step 4: Simplify right side
    43,566.20x = 1,216,041,176.17
  5. Step 5: Solve for x
    x = 1,216,041,176.17/43,566.20
  6. Step 6: Final answer
    x = 27,912.49

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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.