Home / 11,587.19-15,961.19-10,736.69

Finding the Fourth Proportional to 11,587.19, 15,961.19 and 10,736.69

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Solution

The fourth proportional to 11,587.19, 15,961.19 and 10,736.69 is: 14,789.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,587.19 : 15,961.19 = 10,736.69 : x
  2. Step 2: Convert to fraction form
    11,587.19/15,961.19 = 10,736.69/x
  3. Step 3: Cross multiply
    11,587.19x = 15,961.19 × 10,736.69
  4. Step 4: Simplify right side
    11,587.19x = 171,370,215.57
  5. Step 5: Solve for x
    x = 171,370,215.57/11,587.19
  6. Step 6: Final answer
    x = 14,789.63

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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.