Home / 26,336.72-36,369.06-16,921.82

Finding the Fourth Proportional to 26,336.72, 36,369.06 and 16,921.82

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Solution

The fourth proportional to 26,336.72, 36,369.06 and 16,921.82 is: 23,367.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,336.72 : 36,369.06 = 16,921.82 : x
  2. Step 2: Convert to fraction form
    26,336.72/36,369.06 = 16,921.82/x
  3. Step 3: Cross multiply
    26,336.72x = 36,369.06 × 16,921.82
  4. Step 4: Simplify right side
    26,336.72x = 615,430,686.89
  5. Step 5: Solve for x
    x = 615,430,686.89/26,336.72
  6. Step 6: Final answer
    x = 23,367.78

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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.