Home / 14,953.26-20,634.82-8,238.58

Finding the Fourth Proportional to 14,953.26, 20,634.82 and 8,238.58

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Solution

The fourth proportional to 14,953.26, 20,634.82 and 8,238.58 is: 11,368.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,953.26 : 20,634.82 = 8,238.58 : x
  2. Step 2: Convert to fraction form
    14,953.26/20,634.82 = 8,238.58/x
  3. Step 3: Cross multiply
    14,953.26x = 20,634.82 × 8,238.58
  4. Step 4: Simplify right side
    14,953.26x = 170,001,615.36
  5. Step 5: Solve for x
    x = 170,001,615.36/14,953.26
  6. Step 6: Final answer
    x = 11,368.87

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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.