Home / 27,042.78-37,318.96-15,106.02

Finding the Fourth Proportional to 27,042.78, 37,318.96 and 15,106.02

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Solution

The fourth proportional to 27,042.78, 37,318.96 and 15,106.02 is: 20,846.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,042.78 : 37,318.96 = 15,106.02 : x
  2. Step 2: Convert to fraction form
    27,042.78/37,318.96 = 15,106.02/x
  3. Step 3: Cross multiply
    27,042.78x = 37,318.96 × 15,106.02
  4. Step 4: Simplify right side
    27,042.78x = 563,740,956.14
  5. Step 5: Solve for x
    x = 563,740,956.14/27,042.78
  6. Step 6: Final answer
    x = 20,846.26

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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.