Home / 31,837.96-43,937.54-17,690.50

Finding the Fourth Proportional to 31,837.96, 43,937.54 and 17,690.50

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Solution

The fourth proportional to 31,837.96, 43,937.54 and 17,690.50 is: 24,413.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,837.96 : 43,937.54 = 17,690.50 : x
  2. Step 2: Convert to fraction form
    31,837.96/43,937.54 = 17,690.50/x
  3. Step 3: Cross multiply
    31,837.96x = 43,937.54 × 17,690.50
  4. Step 4: Simplify right side
    31,837.96x = 777,277,051.37
  5. Step 5: Solve for x
    x = 777,277,051.37/31,837.96
  6. Step 6: Final answer
    x = 24,413.53

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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.