Home / 26,400.54-36,422.55-16,974.30

Finding the Fourth Proportional to 26,400.54, 36,422.55 and 16,974.30

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Solution

The fourth proportional to 26,400.54, 36,422.55 and 16,974.30 is: 23,417.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400.54 : 36,422.55 = 16,974.30 : x
  2. Step 2: Convert to fraction form
    26,400.54/36,422.55 = 16,974.30/x
  3. Step 3: Cross multiply
    26,400.54x = 36,422.55 × 16,974.30
  4. Step 4: Simplify right side
    26,400.54x = 618,247,290.47
  5. Step 5: Solve for x
    x = 618,247,290.47/26,400.54
  6. Step 6: Final answer
    x = 23,417.98

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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.