Home / 14,299.40-19,716.01-12,306.53

Finding the Fourth Proportional to 14,299.40, 19,716.01 and 12,306.53

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Solution

The fourth proportional to 14,299.40, 19,716.01 and 12,306.53 is: 16,968.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.40 : 19,716.01 = 12,306.53 : x
  2. Step 2: Convert to fraction form
    14,299.40/19,716.01 = 12,306.53/x
  3. Step 3: Cross multiply
    14,299.40x = 19,716.01 × 12,306.53
  4. Step 4: Simplify right side
    14,299.40x = 242,635,539.20
  5. Step 5: Solve for x
    x = 242,635,539.20/14,299.40
  6. Step 6: Final answer
    x = 16,968.24

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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.