Home / 18,350.88-27,530.63-5,699.99

Finding the Fourth Proportional to 18,350.88, 27,530.63 and 5,699.99

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Solution

The fourth proportional to 18,350.88, 27,530.63 and 5,699.99 is: 8,551.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350.88 : 27,530.63 = 5,699.99 : x
  2. Step 2: Convert to fraction form
    18,350.88/27,530.63 = 5,699.99/x
  3. Step 3: Cross multiply
    18,350.88x = 27,530.63 × 5,699.99
  4. Step 4: Simplify right side
    18,350.88x = 156,924,287.19
  5. Step 5: Solve for x
    x = 156,924,287.19/18,350.88
  6. Step 6: Final answer
    x = 8,551.32

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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.