Home / 26,522.56-39,783.84-12,629.44

Finding the Fourth Proportional to 26,522.56, 39,783.84 and 12,629.44

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Solution

The fourth proportional to 26,522.56, 39,783.84 and 12,629.44 is: 18,944.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,522.56 : 39,783.84 = 12,629.44 : x
  2. Step 2: Convert to fraction form
    26,522.56/39,783.84 = 12,629.44/x
  3. Step 3: Cross multiply
    26,522.56x = 39,783.84 × 12,629.44
  4. Step 4: Simplify right side
    26,522.56x = 502,447,358.18
  5. Step 5: Solve for x
    x = 502,447,358.18/26,522.56
  6. Step 6: Final answer
    x = 18,944.15

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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.