Home / 14,247.95-21,372.39-5,362.25

Finding the Fourth Proportional to 14,247.95, 21,372.39 and 5,362.25

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Solution

The fourth proportional to 14,247.95, 21,372.39 and 5,362.25 is: 8,043.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,247.95 : 21,372.39 = 5,362.25 : x
  2. Step 2: Convert to fraction form
    14,247.95/21,372.39 = 5,362.25/x
  3. Step 3: Cross multiply
    14,247.95x = 21,372.39 × 5,362.25
  4. Step 4: Simplify right side
    14,247.95x = 114,603,991.42
  5. Step 5: Solve for x
    x = 114,603,991.42/14,247.95
  6. Step 6: Final answer
    x = 8,043.55

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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.