Home / 38,629.08-57,916.26-19,901.07

Finding the Fourth Proportional to 38,629.08, 57,916.26 and 19,901.07

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Solution

The fourth proportional to 38,629.08, 57,916.26 and 19,901.07 is: 29,837.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,629.08 : 57,916.26 = 19,901.07 : x
  2. Step 2: Convert to fraction form
    38,629.08/57,916.26 = 19,901.07/x
  3. Step 3: Cross multiply
    38,629.08x = 57,916.26 × 19,901.07
  4. Step 4: Simplify right side
    38,629.08x = 1,152,595,544.40
  5. Step 5: Solve for x
    x = 1,152,595,544.40/38,629.08
  6. Step 6: Final answer
    x = 29,837.51

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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.