Home / 17,392.61-26,077.56-11,451.51

Finding the Fourth Proportional to 17,392.61, 26,077.56 and 11,451.51

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Solution

The fourth proportional to 17,392.61, 26,077.56 and 11,451.51 is: 17,169.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,392.61 : 26,077.56 = 11,451.51 : x
  2. Step 2: Convert to fraction form
    17,392.61/26,077.56 = 11,451.51/x
  3. Step 3: Cross multiply
    17,392.61x = 26,077.56 × 11,451.51
  4. Step 4: Simplify right side
    17,392.61x = 298,627,439.12
  5. Step 5: Solve for x
    x = 298,627,439.12/17,392.61
  6. Step 6: Final answer
    x = 17,169.79

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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.