Home / 26,785.80-36,971.28-16,182.72

Finding the Fourth Proportional to 26,785.80, 36,971.28 and 16,182.72

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Solution

The fourth proportional to 26,785.80, 36,971.28 and 16,182.72 is: 22,336.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,785.80 : 36,971.28 = 16,182.72 : x
  2. Step 2: Convert to fraction form
    26,785.80/36,971.28 = 16,182.72/x
  3. Step 3: Cross multiply
    26,785.80x = 36,971.28 × 16,182.72
  4. Step 4: Simplify right side
    26,785.80x = 598,295,872.28
  5. Step 5: Solve for x
    x = 598,295,872.28/26,785.80
  6. Step 6: Final answer
    x = 22,336.31

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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.