Home / 13,733.73-20,599.22-9,319.71

Finding the Fourth Proportional to 13,733.73, 20,599.22 and 9,319.71

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Solution

The fourth proportional to 13,733.73, 20,599.22 and 9,319.71 is: 13,978.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733.73 : 20,599.22 = 9,319.71 : x
  2. Step 2: Convert to fraction form
    13,733.73/20,599.22 = 9,319.71/x
  3. Step 3: Cross multiply
    13,733.73x = 20,599.22 × 9,319.71
  4. Step 4: Simplify right side
    13,733.73x = 191,978,756.63
  5. Step 5: Solve for x
    x = 191,978,756.63/13,733.73
  6. Step 6: Final answer
    x = 13,978.63

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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.