Home / 37,229.36-51,378.84-21,313.46

Finding the Fourth Proportional to 37,229.36, 51,378.84 and 21,313.46

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Solution

The fourth proportional to 37,229.36, 51,378.84 and 21,313.46 is: 29,413.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,229.36 : 51,378.84 = 21,313.46 : x
  2. Step 2: Convert to fraction form
    37,229.36/51,378.84 = 21,313.46/x
  3. Step 3: Cross multiply
    37,229.36x = 51,378.84 × 21,313.46
  4. Step 4: Simplify right side
    37,229.36x = 1,095,060,979.63
  5. Step 5: Solve for x
    x = 1,095,060,979.63/37,229.36
  6. Step 6: Final answer
    x = 29,413.91

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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.