Home / 14,290.53-19,758.54-12,517.03

Finding the Fourth Proportional to 14,290.53, 19,758.54 and 12,517.03

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Solution

The fourth proportional to 14,290.53, 19,758.54 and 12,517.03 is: 17,306.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290.53 : 19,758.54 = 12,517.03 : x
  2. Step 2: Convert to fraction form
    14,290.53/19,758.54 = 12,517.03/x
  3. Step 3: Cross multiply
    14,290.53x = 19,758.54 × 12,517.03
  4. Step 4: Simplify right side
    14,290.53x = 247,318,237.94
  5. Step 5: Solve for x
    x = 247,318,237.94/14,290.53
  6. Step 6: Final answer
    x = 17,306.44

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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.