Home / 37,251.50-51,403.95-21,935.61

Finding the Fourth Proportional to 37,251.50, 51,403.95 and 21,935.61

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Solution

The fourth proportional to 37,251.50, 51,403.95 and 21,935.61 is: 30,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,251.50 : 51,403.95 = 21,935.61 : x
  2. Step 2: Convert to fraction form
    37,251.50/51,403.95 = 21,935.61/x
  3. Step 3: Cross multiply
    37,251.50x = 51,403.95 × 21,935.61
  4. Step 4: Simplify right side
    37,251.50x = 1,127,576,999.66
  5. Step 5: Solve for x
    x = 1,127,576,999.66/37,251.50
  6. Step 6: Final answer
    x = 30,269.31

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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.