Home / 40,992.47-61,570.65-39,647.33

Finding the Fourth Proportional to 40,992.47, 61,570.65 and 39,647.33

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Solution

The fourth proportional to 40,992.47, 61,570.65 and 39,647.33 is: 59,550.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,992.47 : 61,570.65 = 39,647.33 : x
  2. Step 2: Convert to fraction form
    40,992.47/61,570.65 = 39,647.33/x
  3. Step 3: Cross multiply
    40,992.47x = 61,570.65 × 39,647.33
  4. Step 4: Simplify right side
    40,992.47x = 2,441,111,878.86
  5. Step 5: Solve for x
    x = 2,441,111,878.86/40,992.47
  6. Step 6: Final answer
    x = 59,550.25

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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.