Home / 14,336.55-21,491.85-5,100.39

Finding the Fourth Proportional to 14,336.55, 21,491.85 and 5,100.39

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Solution

The fourth proportional to 14,336.55, 21,491.85 and 5,100.39 is: 7,645.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,336.55 : 21,491.85 = 5,100.39 : x
  2. Step 2: Convert to fraction form
    14,336.55/21,491.85 = 5,100.39/x
  3. Step 3: Cross multiply
    14,336.55x = 21,491.85 × 5,100.39
  4. Step 4: Simplify right side
    14,336.55x = 109,616,816.82
  5. Step 5: Solve for x
    x = 109,616,816.82/14,336.55
  6. Step 6: Final answer
    x = 7,645.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.