Home / 26,845.13-37,064.81-16,778.09

Finding the Fourth Proportional to 26,845.13, 37,064.81 and 16,778.09

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Solution

The fourth proportional to 26,845.13, 37,064.81 and 16,778.09 is: 23,165.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,845.13 : 37,064.81 = 16,778.09 : x
  2. Step 2: Convert to fraction form
    26,845.13/37,064.81 = 16,778.09/x
  3. Step 3: Cross multiply
    26,845.13x = 37,064.81 × 16,778.09
  4. Step 4: Simplify right side
    26,845.13x = 621,876,852.62
  5. Step 5: Solve for x
    x = 621,876,852.62/26,845.13
  6. Step 6: Final answer
    x = 23,165.35

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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.