Home / 26,840.73-40,261.10-8,372.73

Finding the Fourth Proportional to 26,840.73, 40,261.10 and 8,372.73

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Solution

The fourth proportional to 26,840.73, 40,261.10 and 8,372.73 is: 12,559.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,840.73 : 40,261.10 = 8,372.73 : x
  2. Step 2: Convert to fraction form
    26,840.73/40,261.10 = 8,372.73/x
  3. Step 3: Cross multiply
    26,840.73x = 40,261.10 × 8,372.73
  4. Step 4: Simplify right side
    26,840.73x = 337,095,319.80
  5. Step 5: Solve for x
    x = 337,095,319.80/26,840.73
  6. Step 6: Final answer
    x = 12,559.10

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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.