Home / 35,720.33-49,293.97-19,804.37

Finding the Fourth Proportional to 35,720.33, 49,293.97 and 19,804.37

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Solution

The fourth proportional to 35,720.33, 49,293.97 and 19,804.37 is: 27,329.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,720.33 : 49,293.97 = 19,804.37 : x
  2. Step 2: Convert to fraction form
    35,720.33/49,293.97 = 19,804.37/x
  3. Step 3: Cross multiply
    35,720.33x = 49,293.97 × 19,804.37
  4. Step 4: Simplify right side
    35,720.33x = 976,235,724.67
  5. Step 5: Solve for x
    x = 976,235,724.67/35,720.33
  6. Step 6: Final answer
    x = 27,329.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.