Home / 18,216-27,305.54-8,848.13

Finding the Fourth Proportional to 18,216, 27,305.54 and 8,848.13

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Solution

The fourth proportional to 18,216, 27,305.54 and 8,848.13 is: 13,263.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,216 : 27,305.54 = 8,848.13 : x
  2. Step 2: Convert to fraction form
    18,216/27,305.54 = 8,848.13/x
  3. Step 3: Cross multiply
    18,216x = 27,305.54 × 8,848.13
  4. Step 4: Simplify right side
    18,216x = 241,602,786.87
  5. Step 5: Solve for x
    x = 241,602,786.87/18,216
  6. Step 6: Final answer
    x = 13,263.22

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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.