Home / 18,744.62-28,114.09-5,598.11

Finding the Fourth Proportional to 18,744.62, 28,114.09 and 5,598.11

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Solution

The fourth proportional to 18,744.62, 28,114.09 and 5,598.11 is: 8,396.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,744.62 : 28,114.09 = 5,598.11 : x
  2. Step 2: Convert to fraction form
    18,744.62/28,114.09 = 5,598.11/x
  3. Step 3: Cross multiply
    18,744.62x = 28,114.09 × 5,598.11
  4. Step 4: Simplify right side
    18,744.62x = 157,385,824.66
  5. Step 5: Solve for x
    x = 157,385,824.66/18,744.62
  6. Step 6: Final answer
    x = 8,396.32

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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.