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Finding the Fourth Proportional to 27,762.60, 41,649.30 and 8,041.80

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Solution

The fourth proportional to 27,762.60, 41,649.30 and 8,041.80 is: 12,064.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,762.60 : 41,649.30 = 8,041.80 : x
  2. Step 2: Convert to fraction form
    27,762.60/41,649.30 = 8,041.80/x
  3. Step 3: Cross multiply
    27,762.60x = 41,649.30 × 8,041.80
  4. Step 4: Simplify right side
    27,762.60x = 334,935,340.74
  5. Step 5: Solve for x
    x = 334,935,340.74/27,762.60
  6. Step 6: Final answer
    x = 12,064.26

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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.