Home / 14,369.16-19,829.26-8,081.54

Finding the Fourth Proportional to 14,369.16, 19,829.26 and 8,081.54

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Solution

The fourth proportional to 14,369.16, 19,829.26 and 8,081.54 is: 11,152.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,369.16 : 19,829.26 = 8,081.54 : x
  2. Step 2: Convert to fraction form
    14,369.16/19,829.26 = 8,081.54/x
  3. Step 3: Cross multiply
    14,369.16x = 19,829.26 × 8,081.54
  4. Step 4: Simplify right side
    14,369.16x = 160,250,897.72
  5. Step 5: Solve for x
    x = 160,250,897.72/14,369.16
  6. Step 6: Final answer
    x = 11,152.42

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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.