Home / 35,534.25-53,301.65-12,160.89

Finding the Fourth Proportional to 35,534.25, 53,301.65 and 12,160.89

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Solution

The fourth proportional to 35,534.25, 53,301.65 and 12,160.89 is: 18,241.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,534.25 : 53,301.65 = 12,160.89 : x
  2. Step 2: Convert to fraction form
    35,534.25/53,301.65 = 12,160.89/x
  3. Step 3: Cross multiply
    35,534.25x = 53,301.65 × 12,160.89
  4. Step 4: Simplify right side
    35,534.25x = 648,195,441.66
  5. Step 5: Solve for x
    x = 648,195,441.66/35,534.25
  6. Step 6: Final answer
    x = 18,241.43

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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.