Home / 27,333.23-37,719.86-15,396.57

Finding the Fourth Proportional to 27,333.23, 37,719.86 and 15,396.57

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Solution

The fourth proportional to 27,333.23, 37,719.86 and 15,396.57 is: 21,247.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,333.23 : 37,719.86 = 15,396.57 : x
  2. Step 2: Convert to fraction form
    27,333.23/37,719.86 = 15,396.57/x
  3. Step 3: Cross multiply
    27,333.23x = 37,719.86 × 15,396.57
  4. Step 4: Simplify right side
    27,333.23x = 580,756,220.92
  5. Step 5: Solve for x
    x = 580,756,220.92/27,333.23
  6. Step 6: Final answer
    x = 21,247.26

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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.