Home / 14,358.44-19,814.56-8,070.82

Finding the Fourth Proportional to 14,358.44, 19,814.56 and 8,070.82

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Solution

The fourth proportional to 14,358.44, 19,814.56 and 8,070.82 is: 11,137.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,358.44 : 19,814.56 = 8,070.82 : x
  2. Step 2: Convert to fraction form
    14,358.44/19,814.56 = 8,070.82/x
  3. Step 3: Cross multiply
    14,358.44x = 19,814.56 × 8,070.82
  4. Step 4: Simplify right side
    14,358.44x = 159,919,747.14
  5. Step 5: Solve for x
    x = 159,919,747.14/14,358.44
  6. Step 6: Final answer
    x = 11,137.68

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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.