Home / 14,589.14-21,878.19-4,725.77

Finding the Fourth Proportional to 14,589.14, 21,878.19 and 4,725.77

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Solution

The fourth proportional to 14,589.14, 21,878.19 and 4,725.77 is: 7,086.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,589.14 : 21,878.19 = 4,725.77 : x
  2. Step 2: Convert to fraction form
    14,589.14/21,878.19 = 4,725.77/x
  3. Step 3: Cross multiply
    14,589.14x = 21,878.19 × 4,725.77
  4. Step 4: Simplify right side
    14,589.14x = 103,391,184.57
  5. Step 5: Solve for x
    x = 103,391,184.57/14,589.14
  6. Step 6: Final answer
    x = 7,086.86

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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.