Home / 27,489.08-41,253.86-18,583.40

Finding the Fourth Proportional to 27,489.08, 41,253.86 and 18,583.40

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Solution

The fourth proportional to 27,489.08, 41,253.86 and 18,583.40 is: 27,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489.08 : 41,253.86 = 18,583.40 : x
  2. Step 2: Convert to fraction form
    27,489.08/41,253.86 = 18,583.40/x
  3. Step 3: Cross multiply
    27,489.08x = 41,253.86 × 18,583.40
  4. Step 4: Simplify right side
    27,489.08x = 766,636,822.11
  5. Step 5: Solve for x
    x = 766,636,822.11/27,489.08
  6. Step 6: Final answer
    x = 27,888.78

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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.