Home / 14,402.34-21,584.07-7,481.70

Finding the Fourth Proportional to 14,402.34, 21,584.07 and 7,481.70

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Solution

The fourth proportional to 14,402.34, 21,584.07 and 7,481.70 is: 11,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,402.34 : 21,584.07 = 7,481.70 : x
  2. Step 2: Convert to fraction form
    14,402.34/21,584.07 = 7,481.70/x
  3. Step 3: Cross multiply
    14,402.34x = 21,584.07 × 7,481.70
  4. Step 4: Simplify right side
    14,402.34x = 161,485,536.52
  5. Step 5: Solve for x
    x = 161,485,536.52/14,402.34
  6. Step 6: Final answer
    x = 11,212.45

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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.