Home / 26,400.42-36,425.34-16,974.45

Finding the Fourth Proportional to 26,400.42, 36,425.34 and 16,974.45

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Solution

The fourth proportional to 26,400.42, 36,425.34 and 16,974.45 is: 23,420.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400.42 : 36,425.34 = 16,974.45 : x
  2. Step 2: Convert to fraction form
    26,400.42/36,425.34 = 16,974.45/x
  3. Step 3: Cross multiply
    26,400.42x = 36,425.34 × 16,974.45
  4. Step 4: Simplify right side
    26,400.42x = 618,300,112.56
  5. Step 5: Solve for x
    x = 618,300,112.56/26,400.42
  6. Step 6: Final answer
    x = 23,420.09

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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.