Home / 41,155.05-61,683.36-18,946.07

Finding the Fourth Proportional to 41,155.05, 61,683.36 and 18,946.07

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Solution

The fourth proportional to 41,155.05, 61,683.36 and 18,946.07 is: 28,396.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,155.05 : 61,683.36 = 18,946.07 : x
  2. Step 2: Convert to fraction form
    41,155.05/61,683.36 = 18,946.07/x
  3. Step 3: Cross multiply
    41,155.05x = 61,683.36 × 18,946.07
  4. Step 4: Simplify right side
    41,155.05x = 1,168,656,947.98
  5. Step 5: Solve for x
    x = 1,168,656,947.98/41,155.05
  6. Step 6: Final answer
    x = 28,396.44

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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.