Home / 27,088.63-40,617.86-8,363.35

Finding the Fourth Proportional to 27,088.63, 40,617.86 and 8,363.35

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Solution

The fourth proportional to 27,088.63, 40,617.86 and 8,363.35 is: 12,540.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,088.63 : 40,617.86 = 8,363.35 : x
  2. Step 2: Convert to fraction form
    27,088.63/40,617.86 = 8,363.35/x
  3. Step 3: Cross multiply
    27,088.63x = 40,617.86 × 8,363.35
  4. Step 4: Simplify right side
    27,088.63x = 339,701,388.39
  5. Step 5: Solve for x
    x = 339,701,388.39/27,088.63
  6. Step 6: Final answer
    x = 12,540.37

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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.