Home / 35,990.93-49,641.77-31,202.31

Finding the Fourth Proportional to 35,990.93, 49,641.77 and 31,202.31

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Solution

The fourth proportional to 35,990.93, 49,641.77 and 31,202.31 is: 43,036.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,990.93 : 49,641.77 = 31,202.31 : x
  2. Step 2: Convert to fraction form
    35,990.93/49,641.77 = 31,202.31/x
  3. Step 3: Cross multiply
    35,990.93x = 49,641.77 × 31,202.31
  4. Step 4: Simplify right side
    35,990.93x = 1,548,937,896.49
  5. Step 5: Solve for x
    x = 1,548,937,896.49/35,990.93
  6. Step 6: Final answer
    x = 43,036.90

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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.