Home / 62,670.67-86,485.28-33,990.22

Finding the Fourth Proportional to 62,670.67, 86,485.28 and 33,990.22

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Solution

The fourth proportional to 62,670.67, 86,485.28 and 33,990.22 is: 46,906.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,670.67 : 86,485.28 = 33,990.22 : x
  2. Step 2: Convert to fraction form
    62,670.67/86,485.28 = 33,990.22/x
  3. Step 3: Cross multiply
    62,670.67x = 86,485.28 × 33,990.22
  4. Step 4: Simplify right side
    62,670.67x = 2,939,653,091.58
  5. Step 5: Solve for x
    x = 2,939,653,091.58/62,670.67
  6. Step 6: Final answer
    x = 46,906.36

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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.