Home / 14,595.20-21,844.20-12,845.60

Finding the Fourth Proportional to 14,595.20, 21,844.20 and 12,845.60

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Solution

The fourth proportional to 14,595.20, 21,844.20 and 12,845.60 is: 19,225.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,595.20 : 21,844.20 = 12,845.60 : x
  2. Step 2: Convert to fraction form
    14,595.20/21,844.20 = 12,845.60/x
  3. Step 3: Cross multiply
    14,595.20x = 21,844.20 × 12,845.60
  4. Step 4: Simplify right side
    14,595.20x = 280,601,855.52
  5. Step 5: Solve for x
    x = 280,601,855.52/14,595.20
  6. Step 6: Final answer
    x = 19,225.63

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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.