Home / 26,970.48-40,468.56-12,183.92

Finding the Fourth Proportional to 26,970.48, 40,468.56 and 12,183.92

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Solution

The fourth proportional to 26,970.48, 40,468.56 and 12,183.92 is: 18,281.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,970.48 : 40,468.56 = 12,183.92 : x
  2. Step 2: Convert to fraction form
    26,970.48/40,468.56 = 12,183.92/x
  3. Step 3: Cross multiply
    26,970.48x = 40,468.56 × 12,183.92
  4. Step 4: Simplify right side
    26,970.48x = 493,065,697.56
  5. Step 5: Solve for x
    x = 493,065,697.56/26,970.48
  6. Step 6: Final answer
    x = 18,281.68

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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.