Home / 13,532.52-20,296.73-5,216.45

Finding the Fourth Proportional to 13,532.52, 20,296.73 and 5,216.45

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Solution

The fourth proportional to 13,532.52, 20,296.73 and 5,216.45 is: 7,823.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.52 : 20,296.73 = 5,216.45 : x
  2. Step 2: Convert to fraction form
    13,532.52/20,296.73 = 5,216.45/x
  3. Step 3: Cross multiply
    13,532.52x = 20,296.73 × 5,216.45
  4. Step 4: Simplify right side
    13,532.52x = 105,876,873.59
  5. Step 5: Solve for x
    x = 105,876,873.59/13,532.52
  6. Step 6: Final answer
    x = 7,823.89

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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.