Home / 27,020.50-37,287.57-15,083.50

Finding the Fourth Proportional to 27,020.50, 37,287.57 and 15,083.50

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Solution

The fourth proportional to 27,020.50, 37,287.57 and 15,083.50 is: 20,814.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,020.50 : 37,287.57 = 15,083.50 : x
  2. Step 2: Convert to fraction form
    27,020.50/37,287.57 = 15,083.50/x
  3. Step 3: Cross multiply
    27,020.50x = 37,287.57 × 15,083.50
  4. Step 4: Simplify right side
    27,020.50x = 562,427,062.10
  5. Step 5: Solve for x
    x = 562,427,062.10/27,020.50
  6. Step 6: Final answer
    x = 20,814.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.