Home / 13,296.92-18,349.06-7,327.62

Finding the Fourth Proportional to 13,296.92, 18,349.06 and 7,327.62

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Solution

The fourth proportional to 13,296.92, 18,349.06 and 7,327.62 is: 10,111.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.92 : 18,349.06 = 7,327.62 : x
  2. Step 2: Convert to fraction form
    13,296.92/18,349.06 = 7,327.62/x
  3. Step 3: Cross multiply
    13,296.92x = 18,349.06 × 7,327.62
  4. Step 4: Simplify right side
    13,296.92x = 134,454,939.04
  5. Step 5: Solve for x
    x = 134,454,939.04/13,296.92
  6. Step 6: Final answer
    x = 10,111.74

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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.