Home / 14,399.78-21,585.33-6,081.89

Finding the Fourth Proportional to 14,399.78, 21,585.33 and 6,081.89

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Solution

The fourth proportional to 14,399.78, 21,585.33 and 6,081.89 is: 9,116.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.78 : 21,585.33 = 6,081.89 : x
  2. Step 2: Convert to fraction form
    14,399.78/21,585.33 = 6,081.89/x
  3. Step 3: Cross multiply
    14,399.78x = 21,585.33 × 6,081.89
  4. Step 4: Simplify right side
    14,399.78x = 131,279,494.75
  5. Step 5: Solve for x
    x = 131,279,494.75/14,399.78
  6. Step 6: Final answer
    x = 9,116.77

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1.5x scale

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.