Home / 18,183.83-25,092.86-10,117.89

Finding the Fourth Proportional to 18,183.83, 25,092.86 and 10,117.89

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Solution

The fourth proportional to 18,183.83, 25,092.86 and 10,117.89 is: 13,962.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.83 : 25,092.86 = 10,117.89 : x
  2. Step 2: Convert to fraction form
    18,183.83/25,092.86 = 10,117.89/x
  3. Step 3: Cross multiply
    18,183.83x = 25,092.86 × 10,117.89
  4. Step 4: Simplify right side
    18,183.83x = 253,886,746.68
  5. Step 5: Solve for x
    x = 253,886,746.68/18,183.83
  6. Step 6: Final answer
    x = 13,962.23

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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.