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Finding the Fourth Proportional to 29,750.48, 41,055.40 and 16,321.48

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Solution

The fourth proportional to 29,750.48, 41,055.40 and 16,321.48 is: 22,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,750.48 : 41,055.40 = 16,321.48 : x
  2. Step 2: Convert to fraction form
    29,750.48/41,055.40 = 16,321.48/x
  3. Step 3: Cross multiply
    29,750.48x = 41,055.40 × 16,321.48
  4. Step 4: Simplify right side
    29,750.48x = 670,084,889.99
  5. Step 5: Solve for x
    x = 670,084,889.99/29,750.48
  6. Step 6: Final answer
    x = 22,523.50

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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.