Home / 18,262.85-27,398.37-5,783.63

Finding the Fourth Proportional to 18,262.85, 27,398.37 and 5,783.63

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Solution

The fourth proportional to 18,262.85, 27,398.37 and 5,783.63 is: 8,676.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,262.85 : 27,398.37 = 5,783.63 : x
  2. Step 2: Convert to fraction form
    18,262.85/27,398.37 = 5,783.63/x
  3. Step 3: Cross multiply
    18,262.85x = 27,398.37 × 5,783.63
  4. Step 4: Simplify right side
    18,262.85x = 158,461,897.69
  5. Step 5: Solve for x
    x = 158,461,897.69/18,262.85
  6. Step 6: Final answer
    x = 8,676.74

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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.