Home / 27,314.23-37,694.37-15,378.02

Finding the Fourth Proportional to 27,314.23, 37,694.37 and 15,378.02

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Solution

The fourth proportional to 27,314.23, 37,694.37 and 15,378.02 is: 21,222.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,314.23 : 37,694.37 = 15,378.02 : x
  2. Step 2: Convert to fraction form
    27,314.23/37,694.37 = 15,378.02/x
  3. Step 3: Cross multiply
    27,314.23x = 37,694.37 × 15,378.02
  4. Step 4: Simplify right side
    27,314.23x = 579,664,775.75
  5. Step 5: Solve for x
    x = 579,664,775.75/27,314.23
  6. Step 6: Final answer
    x = 21,222.08

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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.