Home / 10,435.06-14,402.23-7,912.92

Finding the Fourth Proportional to 10,435.06, 14,402.23 and 7,912.92

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Solution

The fourth proportional to 10,435.06, 14,402.23 and 7,912.92 is: 10,921.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435.06 : 14,402.23 = 7,912.92 : x
  2. Step 2: Convert to fraction form
    10,435.06/14,402.23 = 7,912.92/x
  3. Step 3: Cross multiply
    10,435.06x = 14,402.23 × 7,912.92
  4. Step 4: Simplify right side
    10,435.06x = 113,963,722.92
  5. Step 5: Solve for x
    x = 113,963,722.92/10,435.06
  6. Step 6: Final answer
    x = 10,921.23

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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.