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Finding the Fourth Proportional to 35,401.60, 53,102.40 and 33,884.80

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Solution

The fourth proportional to 35,401.60, 53,102.40 and 33,884.80 is: 50,827.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,401.60 : 53,102.40 = 33,884.80 : x
  2. Step 2: Convert to fraction form
    35,401.60/53,102.40 = 33,884.80/x
  3. Step 3: Cross multiply
    35,401.60x = 53,102.40 × 33,884.80
  4. Step 4: Simplify right side
    35,401.60x = 1,799,364,203.52
  5. Step 5: Solve for x
    x = 1,799,364,203.52/35,401.60
  6. Step 6: Final answer
    x = 50,827.20

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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.