Home / 22,780.74-34,141.84-10,916.71

Finding the Fourth Proportional to 22,780.74, 34,141.84 and 10,916.71

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Solution

The fourth proportional to 22,780.74, 34,141.84 and 10,916.71 is: 16,361.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,780.74 : 34,141.84 = 10,916.71 : x
  2. Step 2: Convert to fraction form
    22,780.74/34,141.84 = 10,916.71/x
  3. Step 3: Cross multiply
    22,780.74x = 34,141.84 × 10,916.71
  4. Step 4: Simplify right side
    22,780.74x = 372,716,453.50
  5. Step 5: Solve for x
    x = 372,716,453.50/22,780.74
  6. Step 6: Final answer
    x = 16,361.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.