Home / 25,961.60-38,942.40-14,297.60

Finding the Fourth Proportional to 25,961.60, 38,942.40 and 14,297.60

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Solution

The fourth proportional to 25,961.60, 38,942.40 and 14,297.60 is: 21,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,961.60 : 38,942.40 = 14,297.60 : x
  2. Step 2: Convert to fraction form
    25,961.60/38,942.40 = 14,297.60/x
  3. Step 3: Cross multiply
    25,961.60x = 38,942.40 × 14,297.60
  4. Step 4: Simplify right side
    25,961.60x = 556,782,858.24
  5. Step 5: Solve for x
    x = 556,782,858.24/25,961.60
  6. Step 6: Final answer
    x = 21,446.40

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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.