Home / 14,367.44-19,827.88-9,579.12

Finding the Fourth Proportional to 14,367.44, 19,827.88 and 9,579.12

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Solution

The fourth proportional to 14,367.44, 19,827.88 and 9,579.12 is: 13,219.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,367.44 : 19,827.88 = 9,579.12 : x
  2. Step 2: Convert to fraction form
    14,367.44/19,827.88 = 9,579.12/x
  3. Step 3: Cross multiply
    14,367.44x = 19,827.88 × 9,579.12
  4. Step 4: Simplify right side
    14,367.44x = 189,933,641.87
  5. Step 5: Solve for x
    x = 189,933,641.87/14,367.44
  6. Step 6: Final answer
    x = 13,219.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.