Home / 11,695.86-16,058.57-11,391.39

Finding the Fourth Proportional to 11,695.86, 16,058.57 and 11,391.39

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Solution

The fourth proportional to 11,695.86, 16,058.57 and 11,391.39 is: 15,640.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,695.86 : 16,058.57 = 11,391.39 : x
  2. Step 2: Convert to fraction form
    11,695.86/16,058.57 = 11,391.39/x
  3. Step 3: Cross multiply
    11,695.86x = 16,058.57 × 11,391.39
  4. Step 4: Simplify right side
    11,695.86x = 182,929,376.76
  5. Step 5: Solve for x
    x = 182,929,376.76/11,695.86
  6. Step 6: Final answer
    x = 15,640.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.