Home / 27,516.24-37,972.40-14,940.99

Finding the Fourth Proportional to 27,516.24, 37,972.40 and 14,940.99

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Solution

The fourth proportional to 27,516.24, 37,972.40 and 14,940.99 is: 20,618.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,516.24 : 37,972.40 = 14,940.99 : x
  2. Step 2: Convert to fraction form
    27,516.24/37,972.40 = 14,940.99/x
  3. Step 3: Cross multiply
    27,516.24x = 37,972.40 × 14,940.99
  4. Step 4: Simplify right side
    27,516.24x = 567,345,173.97
  5. Step 5: Solve for x
    x = 567,345,173.97/27,516.24
  6. Step 6: Final answer
    x = 20,618.56

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1.5x scale

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.