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Finding the Fourth Proportional to 35,534.48, 53,241.48 and 21,464.94

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Solution

The fourth proportional to 35,534.48, 53,241.48 and 21,464.94 is: 32,161.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,534.48 : 53,241.48 = 21,464.94 : x
  2. Step 2: Convert to fraction form
    35,534.48/53,241.48 = 21,464.94/x
  3. Step 3: Cross multiply
    35,534.48x = 53,241.48 × 21,464.94
  4. Step 4: Simplify right side
    35,534.48x = 1,142,825,173.71
  5. Step 5: Solve for x
    x = 1,142,825,173.71/35,534.48
  6. Step 6: Final answer
    x = 32,161.02

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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.