Home / 37,553.61-51,821.98-20,554.56

Finding the Fourth Proportional to 37,553.61, 51,821.98 and 20,554.56

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Solution

The fourth proportional to 37,553.61, 51,821.98 and 20,554.56 is: 28,364.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,553.61 : 51,821.98 = 20,554.56 : x
  2. Step 2: Convert to fraction form
    37,553.61/51,821.98 = 20,554.56/x
  3. Step 3: Cross multiply
    37,553.61x = 51,821.98 × 20,554.56
  4. Step 4: Simplify right side
    37,553.61x = 1,065,177,945.84
  5. Step 5: Solve for x
    x = 1,065,177,945.84/37,553.61
  6. Step 6: Final answer
    x = 28,364.20

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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.