Home / 26,900.06-40,356.58-8,432.06

Finding the Fourth Proportional to 26,900.06, 40,356.58 and 8,432.06

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Solution

The fourth proportional to 26,900.06, 40,356.58 and 8,432.06 is: 12,650.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,900.06 : 40,356.58 = 8,432.06 : x
  2. Step 2: Convert to fraction form
    26,900.06/40,356.58 = 8,432.06/x
  3. Step 3: Cross multiply
    26,900.06x = 40,356.58 × 8,432.06
  4. Step 4: Simplify right side
    26,900.06x = 340,289,183.77
  5. Step 5: Solve for x
    x = 340,289,183.77/26,900.06
  6. Step 6: Final answer
    x = 12,650.13

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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.