Home / 17,455.70-26,183.55-13,562.90

Finding the Fourth Proportional to 17,455.70, 26,183.55 and 13,562.90

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Solution

The fourth proportional to 17,455.70, 26,183.55 and 13,562.90 is: 20,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,455.70 : 26,183.55 = 13,562.90 : x
  2. Step 2: Convert to fraction form
    17,455.70/26,183.55 = 13,562.90/x
  3. Step 3: Cross multiply
    17,455.70x = 26,183.55 × 13,562.90
  4. Step 4: Simplify right side
    17,455.70x = 355,124,870.30
  5. Step 5: Solve for x
    x = 355,124,870.30/17,455.70
  6. Step 6: Final answer
    x = 20,344.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.