Home / 17,495.28-26,238.24-11,947.68

Finding the Fourth Proportional to 17,495.28, 26,238.24 and 11,947.68

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Solution

The fourth proportional to 17,495.28, 26,238.24 and 11,947.68 is: 17,918.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,495.28 : 26,238.24 = 11,947.68 : x
  2. Step 2: Convert to fraction form
    17,495.28/26,238.24 = 11,947.68/x
  3. Step 3: Cross multiply
    17,495.28x = 26,238.24 × 11,947.68
  4. Step 4: Simplify right side
    17,495.28x = 313,486,095.28
  5. Step 5: Solve for x
    x = 313,486,095.28/17,495.28
  6. Step 6: Final answer
    x = 17,918.32

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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.