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Finding the Fourth Proportional to 17,873.87, 26,813.99 and 7,349.69

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Solution

The fourth proportional to 17,873.87, 26,813.99 and 7,349.69 is: 11,025.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,873.87 : 26,813.99 = 7,349.69 : x
  2. Step 2: Convert to fraction form
    17,873.87/26,813.99 = 7,349.69/x
  3. Step 3: Cross multiply
    17,873.87x = 26,813.99 × 7,349.69
  4. Step 4: Simplify right side
    17,873.87x = 197,074,407.40
  5. Step 5: Solve for x
    x = 197,074,407.40/17,873.87
  6. Step 6: Final answer
    x = 11,025.84

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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.