Home / 18,184.63-27,276.85-4,675.78

Finding the Fourth Proportional to 18,184.63, 27,276.85 and 4,675.78

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Solution

The fourth proportional to 18,184.63, 27,276.85 and 4,675.78 is: 7,013.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184.63 : 27,276.85 = 4,675.78 : x
  2. Step 2: Convert to fraction form
    18,184.63/27,276.85 = 4,675.78/x
  3. Step 3: Cross multiply
    18,184.63x = 27,276.85 × 4,675.78
  4. Step 4: Simplify right side
    18,184.63x = 127,540,526.31
  5. Step 5: Solve for x
    x = 127,540,526.31/18,184.63
  6. Step 6: Final answer
    x = 7,013.64

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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.