Home / 15,845.92-21,844.07-12,062.49

Finding the Fourth Proportional to 15,845.92, 21,844.07 and 12,062.49

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Solution

The fourth proportional to 15,845.92, 21,844.07 and 12,062.49 is: 16,628.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,845.92 : 21,844.07 = 12,062.49 : x
  2. Step 2: Convert to fraction form
    15,845.92/21,844.07 = 12,062.49/x
  3. Step 3: Cross multiply
    15,845.92x = 21,844.07 × 12,062.49
  4. Step 4: Simplify right side
    15,845.92x = 263,493,875.93
  5. Step 5: Solve for x
    x = 263,493,875.93/15,845.92
  6. Step 6: Final answer
    x = 16,628.50

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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.