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Finding the Fourth Proportional to 17,283.09, 25,903.07 and 7,410.92

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Solution

The fourth proportional to 17,283.09, 25,903.07 and 7,410.92 is: 11,107.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,283.09 : 25,903.07 = 7,410.92 : x
  2. Step 2: Convert to fraction form
    17,283.09/25,903.07 = 7,410.92/x
  3. Step 3: Cross multiply
    17,283.09x = 25,903.07 × 7,410.92
  4. Step 4: Simplify right side
    17,283.09x = 191,965,412.95
  5. Step 5: Solve for x
    x = 191,965,412.95/17,283.09
  6. Step 6: Final answer
    x = 11,107.12

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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.