Home / 26,946.79-40,420.18-8,226.93

Finding the Fourth Proportional to 26,946.79, 40,420.18 and 8,226.93

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Solution

The fourth proportional to 26,946.79, 40,420.18 and 8,226.93 is: 12,340.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,946.79 : 40,420.18 = 8,226.93 : x
  2. Step 2: Convert to fraction form
    26,946.79/40,420.18 = 8,226.93/x
  3. Step 3: Cross multiply
    26,946.79x = 40,420.18 × 8,226.93
  4. Step 4: Simplify right side
    26,946.79x = 332,533,991.45
  5. Step 5: Solve for x
    x = 332,533,991.45/26,946.79
  6. Step 6: Final answer
    x = 12,340.39

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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.