Home / 14,045.06-19,381.79-7,671.83

Finding the Fourth Proportional to 14,045.06, 19,381.79 and 7,671.83

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Solution

The fourth proportional to 14,045.06, 19,381.79 and 7,671.83 is: 10,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.06 : 19,381.79 = 7,671.83 : x
  2. Step 2: Convert to fraction form
    14,045.06/19,381.79 = 7,671.83/x
  3. Step 3: Cross multiply
    14,045.06x = 19,381.79 × 7,671.83
  4. Step 4: Simplify right side
    14,045.06x = 148,693,662.71
  5. Step 5: Solve for x
    x = 148,693,662.71/14,045.06
  6. Step 6: Final answer
    x = 10,586.90

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