Home / 31,822.68-43,916.40-17,676.84

Finding the Fourth Proportional to 31,822.68, 43,916.40 and 17,676.84

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Solution

The fourth proportional to 31,822.68, 43,916.40 and 17,676.84 is: 24,394.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,822.68 : 43,916.40 = 17,676.84 : x
  2. Step 2: Convert to fraction form
    31,822.68/43,916.40 = 17,676.84/x
  3. Step 3: Cross multiply
    31,822.68x = 43,916.40 × 17,676.84
  4. Step 4: Simplify right side
    31,822.68x = 776,303,176.18
  5. Step 5: Solve for x
    x = 776,303,176.18/31,822.68
  6. Step 6: Final answer
    x = 24,394.65

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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.