Home / 35,876.25-53,813.19-19,268.72

Finding the Fourth Proportional to 35,876.25, 53,813.19 and 19,268.72

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Solution

The fourth proportional to 35,876.25, 53,813.19 and 19,268.72 is: 28,902.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,876.25 : 53,813.19 = 19,268.72 : x
  2. Step 2: Convert to fraction form
    35,876.25/53,813.19 = 19,268.72/x
  3. Step 3: Cross multiply
    35,876.25x = 53,813.19 × 19,268.72
  4. Step 4: Simplify right side
    35,876.25x = 1,036,911,295.41
  5. Step 5: Solve for x
    x = 1,036,911,295.41/35,876.25
  6. Step 6: Final answer
    x = 28,902.44

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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.