Home / 10,029.71-13,842.56-5,722.81

Finding the Fourth Proportional to 10,029.71, 13,842.56 and 5,722.81

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Solution

The fourth proportional to 10,029.71, 13,842.56 and 5,722.81 is: 7,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,029.71 : 13,842.56 = 5,722.81 : x
  2. Step 2: Convert to fraction form
    10,029.71/13,842.56 = 5,722.81/x
  3. Step 3: Cross multiply
    10,029.71x = 13,842.56 × 5,722.81
  4. Step 4: Simplify right side
    10,029.71x = 79,218,340.79
  5. Step 5: Solve for x
    x = 79,218,340.79/10,029.71
  6. Step 6: Final answer
    x = 7,898.37

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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.