Home / 62,640.36-86,447.70-41,382.36

Finding the Fourth Proportional to 62,640.36, 86,447.70 and 41,382.36

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Solution

The fourth proportional to 62,640.36, 86,447.70 and 41,382.36 is: 57,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,640.36 : 86,447.70 = 41,382.36 : x
  2. Step 2: Convert to fraction form
    62,640.36/86,447.70 = 41,382.36/x
  3. Step 3: Cross multiply
    62,640.36x = 86,447.70 × 41,382.36
  4. Step 4: Simplify right side
    62,640.36x = 3,577,409,842.57
  5. Step 5: Solve for x
    x = 3,577,409,842.57/62,640.36
  6. Step 6: Final answer
    x = 57,110.30

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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.