Home / 18,565.04-27,828.12-8,696

Finding the Fourth Proportional to 18,565.04, 27,828.12 and 8,696

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Solution

The fourth proportional to 18,565.04, 27,828.12 and 8,696 is: 13,034.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.04 : 27,828.12 = 8,696 : x
  2. Step 2: Convert to fraction form
    18,565.04/27,828.12 = 8,696/x
  3. Step 3: Cross multiply
    18,565.04x = 27,828.12 × 8,696
  4. Step 4: Simplify right side
    18,565.04x = 241,993,331.52
  5. Step 5: Solve for x
    x = 241,993,331.52/18,565.04
  6. Step 6: Final answer
    x = 13,034.89

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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.