Home / 35,678.43-53,542.26-12,304.89

Finding the Fourth Proportional to 35,678.43, 53,542.26 and 12,304.89

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Solution

The fourth proportional to 35,678.43, 53,542.26 and 12,304.89 is: 18,465.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,678.43 : 53,542.26 = 12,304.89 : x
  2. Step 2: Convert to fraction form
    35,678.43/53,542.26 = 12,304.89/x
  3. Step 3: Cross multiply
    35,678.43x = 53,542.26 × 12,304.89
  4. Step 4: Simplify right side
    35,678.43x = 658,831,619.65
  5. Step 5: Solve for x
    x = 658,831,619.65/35,678.43
  6. Step 6: Final answer
    x = 18,465.82

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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.