Home / 26,230.55-36,198.90-14,900.40

Finding the Fourth Proportional to 26,230.55, 36,198.90 and 14,900.40

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Solution

The fourth proportional to 26,230.55, 36,198.90 and 14,900.40 is: 20,562.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,230.55 : 36,198.90 = 14,900.40 : x
  2. Step 2: Convert to fraction form
    26,230.55/36,198.90 = 14,900.40/x
  3. Step 3: Cross multiply
    26,230.55x = 36,198.90 × 14,900.40
  4. Step 4: Simplify right side
    26,230.55x = 539,378,089.56
  5. Step 5: Solve for x
    x = 539,378,089.56/26,230.55
  6. Step 6: Final answer
    x = 20,562.98

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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.