Home / 18,072.56-27,102.14-6,223.02

Finding the Fourth Proportional to 18,072.56, 27,102.14 and 6,223.02

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Solution

The fourth proportional to 18,072.56, 27,102.14 and 6,223.02 is: 9,332.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072.56 : 27,102.14 = 6,223.02 : x
  2. Step 2: Convert to fraction form
    18,072.56/27,102.14 = 6,223.02/x
  3. Step 3: Cross multiply
    18,072.56x = 27,102.14 × 6,223.02
  4. Step 4: Simplify right side
    18,072.56x = 168,657,159.26
  5. Step 5: Solve for x
    x = 168,657,159.26/18,072.56
  6. Step 6: Final answer
    x = 9,332.22

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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.