Home / 37,229.23-51,376.45-21,313.80

Finding the Fourth Proportional to 37,229.23, 51,376.45 and 21,313.80

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Solution

The fourth proportional to 37,229.23, 51,376.45 and 21,313.80 is: 29,413.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,229.23 : 51,376.45 = 21,313.80 : x
  2. Step 2: Convert to fraction form
    37,229.23/51,376.45 = 21,313.80/x
  3. Step 3: Cross multiply
    37,229.23x = 51,376.45 × 21,313.80
  4. Step 4: Simplify right side
    37,229.23x = 1,095,027,016.56
  5. Step 5: Solve for x
    x = 1,095,027,016.56/37,229.23
  6. Step 6: Final answer
    x = 29,413.10

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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.