Home / 12,517.14-18,776.43-4,726.02

Finding the Fourth Proportional to 12,517.14, 18,776.43 and 4,726.02

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Solution

The fourth proportional to 12,517.14, 18,776.43 and 4,726.02 is: 7,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,517.14 : 18,776.43 = 4,726.02 : x
  2. Step 2: Convert to fraction form
    12,517.14/18,776.43 = 4,726.02/x
  3. Step 3: Cross multiply
    12,517.14x = 18,776.43 × 4,726.02
  4. Step 4: Simplify right side
    12,517.14x = 88,737,783.71
  5. Step 5: Solve for x
    x = 88,737,783.71/12,517.14
  6. Step 6: Final answer
    x = 7,089.30

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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.