Home / 35,736.76-53,567.31-12,021.73

Finding the Fourth Proportional to 35,736.76, 53,567.31 and 12,021.73

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Solution

The fourth proportional to 35,736.76, 53,567.31 and 12,021.73 is: 18,019.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,736.76 : 53,567.31 = 12,021.73 : x
  2. Step 2: Convert to fraction form
    35,736.76/53,567.31 = 12,021.73/x
  3. Step 3: Cross multiply
    35,736.76x = 53,567.31 × 12,021.73
  4. Step 4: Simplify right side
    35,736.76x = 643,971,737.65
  5. Step 5: Solve for x
    x = 643,971,737.65/35,736.76
  6. Step 6: Final answer
    x = 18,019.87

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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.