Home / 18,184.13-27,276.09-4,675.28

Finding the Fourth Proportional to 18,184.13, 27,276.09 and 4,675.28

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Solution

The fourth proportional to 18,184.13, 27,276.09 and 4,675.28 is: 7,012.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184.13 : 27,276.09 = 4,675.28 : x
  2. Step 2: Convert to fraction form
    18,184.13/27,276.09 = 4,675.28/x
  3. Step 3: Cross multiply
    18,184.13x = 27,276.09 × 4,675.28
  4. Step 4: Simplify right side
    18,184.13x = 127,523,397.02
  5. Step 5: Solve for x
    x = 127,523,397.02/18,184.13
  6. Step 6: Final answer
    x = 7,012.90

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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.