Home / 14,446.75-19,936.52-7,822.75

Finding the Fourth Proportional to 14,446.75, 19,936.52 and 7,822.75

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Solution

The fourth proportional to 14,446.75, 19,936.52 and 7,822.75 is: 10,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,446.75 : 19,936.52 = 7,822.75 : x
  2. Step 2: Convert to fraction form
    14,446.75/19,936.52 = 7,822.75/x
  3. Step 3: Cross multiply
    14,446.75x = 19,936.52 × 7,822.75
  4. Step 4: Simplify right side
    14,446.75x = 155,958,372.72
  5. Step 5: Solve for x
    x = 155,958,372.72/14,446.75
  6. Step 6: Final answer
    x = 10,795.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.