Home / 18,605.42-27,908.18-4,565.52

Finding the Fourth Proportional to 18,605.42, 27,908.18 and 4,565.52

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Solution

The fourth proportional to 18,605.42, 27,908.18 and 4,565.52 is: 6,848.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,605.42 : 27,908.18 = 4,565.52 : x
  2. Step 2: Convert to fraction form
    18,605.42/27,908.18 = 4,565.52/x
  3. Step 3: Cross multiply
    18,605.42x = 27,908.18 × 4,565.52
  4. Step 4: Simplify right side
    18,605.42x = 127,415,348.25
  5. Step 5: Solve for x
    x = 127,415,348.25/18,605.42
  6. Step 6: Final answer
    x = 6,848.29

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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.