Home / 18,351.12-27,526.72-4,500.08

Finding the Fourth Proportional to 18,351.12, 27,526.72 and 4,500.08

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Solution

The fourth proportional to 18,351.12, 27,526.72 and 4,500.08 is: 6,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,351.12 : 27,526.72 = 4,500.08 : x
  2. Step 2: Convert to fraction form
    18,351.12/27,526.72 = 4,500.08/x
  3. Step 3: Cross multiply
    18,351.12x = 27,526.72 × 4,500.08
  4. Step 4: Simplify right side
    18,351.12x = 123,872,442.14
  5. Step 5: Solve for x
    x = 123,872,442.14/18,351.12
  6. Step 6: Final answer
    x = 6,750.13

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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.