Home / 13,296.37-18,349.20-7,327.95

Finding the Fourth Proportional to 13,296.37, 18,349.20 and 7,327.95

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Solution

The fourth proportional to 13,296.37, 18,349.20 and 7,327.95 is: 10,112.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.37 : 18,349.20 = 7,327.95 : x
  2. Step 2: Convert to fraction form
    13,296.37/18,349.20 = 7,327.95/x
  3. Step 3: Cross multiply
    13,296.37x = 18,349.20 × 7,327.95
  4. Step 4: Simplify right side
    13,296.37x = 134,462,020.14
  5. Step 5: Solve for x
    x = 134,462,020.14/13,296.37
  6. Step 6: Final answer
    x = 10,112.69

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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.