Home / 26,839.54-37,031.04-16,778.21

Finding the Fourth Proportional to 26,839.54, 37,031.04 and 16,778.21

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Solution

The fourth proportional to 26,839.54, 37,031.04 and 16,778.21 is: 23,149.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,839.54 : 37,031.04 = 16,778.21 : x
  2. Step 2: Convert to fraction form
    26,839.54/37,031.04 = 16,778.21/x
  3. Step 3: Cross multiply
    26,839.54x = 37,031.04 × 16,778.21
  4. Step 4: Simplify right side
    26,839.54x = 621,314,565.64
  5. Step 5: Solve for x
    x = 621,314,565.64/26,839.54
  6. Step 6: Final answer
    x = 23,149.23

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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.