Home / 14,369.25-19,829.37-8,081.64

Finding the Fourth Proportional to 14,369.25, 19,829.37 and 8,081.64

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Solution

The fourth proportional to 14,369.25, 19,829.37 and 8,081.64 is: 11,152.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,369.25 : 19,829.37 = 8,081.64 : x
  2. Step 2: Convert to fraction form
    14,369.25/19,829.37 = 8,081.64/x
  3. Step 3: Cross multiply
    14,369.25x = 19,829.37 × 8,081.64
  4. Step 4: Simplify right side
    14,369.25x = 160,253,829.77
  5. Step 5: Solve for x
    x = 160,253,829.77/14,369.25
  6. Step 6: Final answer
    x = 11,152.55

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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.