Home / 27,259.20-40,823.19-18,467.46

Finding the Fourth Proportional to 27,259.20, 40,823.19 and 18,467.46

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Solution

The fourth proportional to 27,259.20, 40,823.19 and 18,467.46 is: 27,656.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,259.20 : 40,823.19 = 18,467.46 : x
  2. Step 2: Convert to fraction form
    27,259.20/40,823.19 = 18,467.46/x
  3. Step 3: Cross multiply
    27,259.20x = 40,823.19 × 18,467.46
  4. Step 4: Simplify right side
    27,259.20x = 753,900,628.40
  5. Step 5: Solve for x
    x = 753,900,628.40/27,259.20
  6. Step 6: Final answer
    x = 27,656.74

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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.