Home / 11,663.62-16,058.32-10,381.39

Finding the Fourth Proportional to 11,663.62, 16,058.32 and 10,381.39

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Solution

The fourth proportional to 11,663.62, 16,058.32 and 10,381.39 is: 14,292.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,663.62 : 16,058.32 = 10,381.39 : x
  2. Step 2: Convert to fraction form
    11,663.62/16,058.32 = 10,381.39/x
  3. Step 3: Cross multiply
    11,663.62x = 16,058.32 × 10,381.39
  4. Step 4: Simplify right side
    11,663.62x = 166,707,616.57
  5. Step 5: Solve for x
    x = 166,707,616.57/11,663.62
  6. Step 6: Final answer
    x = 14,292.96

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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.