Home / 18,567.56-27,851.28-4,716.56

Finding the Fourth Proportional to 18,567.56, 27,851.28 and 4,716.56

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Solution

The fourth proportional to 18,567.56, 27,851.28 and 4,716.56 is: 7,074.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,567.56 : 27,851.28 = 4,716.56 : x
  2. Step 2: Convert to fraction form
    18,567.56/27,851.28 = 4,716.56/x
  3. Step 3: Cross multiply
    18,567.56x = 27,851.28 × 4,716.56
  4. Step 4: Simplify right side
    18,567.56x = 131,362,233.20
  5. Step 5: Solve for x
    x = 131,362,233.20/18,567.56
  6. Step 6: Final answer
    x = 7,074.82

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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.