Home / 26,079.75-36,009.78-16,021.98

Finding the Fourth Proportional to 26,079.75, 36,009.78 and 16,021.98

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Solution

The fourth proportional to 26,079.75, 36,009.78 and 16,021.98 is: 22,122.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,079.75 : 36,009.78 = 16,021.98 : x
  2. Step 2: Convert to fraction form
    26,079.75/36,009.78 = 16,021.98/x
  3. Step 3: Cross multiply
    26,079.75x = 36,009.78 × 16,021.98
  4. Step 4: Simplify right side
    26,079.75x = 576,947,974.96
  5. Step 5: Solve for x
    x = 576,947,974.96/26,079.75
  6. Step 6: Final answer
    x = 22,122.45

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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.