Home / 27,620.89-41,437.01-8,903.41

Finding the Fourth Proportional to 27,620.89, 41,437.01 and 8,903.41

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Solution

The fourth proportional to 27,620.89, 41,437.01 and 8,903.41 is: 13,356.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,620.89 : 41,437.01 = 8,903.41 : x
  2. Step 2: Convert to fraction form
    27,620.89/41,437.01 = 8,903.41/x
  3. Step 3: Cross multiply
    27,620.89x = 41,437.01 × 8,903.41
  4. Step 4: Simplify right side
    27,620.89x = 368,930,644.69
  5. Step 5: Solve for x
    x = 368,930,644.69/27,620.89
  6. Step 6: Final answer
    x = 13,356.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.