Home / 18,298.66-27,449.46-5,152.08

Finding the Fourth Proportional to 18,298.66, 27,449.46 and 5,152.08

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Solution

The fourth proportional to 18,298.66, 27,449.46 and 5,152.08 is: 7,728.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,298.66 : 27,449.46 = 5,152.08 : x
  2. Step 2: Convert to fraction form
    18,298.66/27,449.46 = 5,152.08/x
  3. Step 3: Cross multiply
    18,298.66x = 27,449.46 × 5,152.08
  4. Step 4: Simplify right side
    18,298.66x = 141,421,813.88
  5. Step 5: Solve for x
    x = 141,421,813.88/18,298.66
  6. Step 6: Final answer
    x = 7,728.53

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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.