Home / 14,369.26-19,829.46-8,081.50

Finding the Fourth Proportional to 14,369.26, 19,829.46 and 8,081.50

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Solution

The fourth proportional to 14,369.26, 19,829.46 and 8,081.50 is: 11,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,369.26 : 19,829.46 = 8,081.50 : x
  2. Step 2: Convert to fraction form
    14,369.26/19,829.46 = 8,081.50/x
  3. Step 3: Cross multiply
    14,369.26x = 19,829.46 × 8,081.50
  4. Step 4: Simplify right side
    14,369.26x = 160,251,780.99
  5. Step 5: Solve for x
    x = 160,251,780.99/14,369.26
  6. Step 6: Final answer
    x = 11,152.40

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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.