Home / 27,764.53-38,343.03-17,697.71

Finding the Fourth Proportional to 27,764.53, 38,343.03 and 17,697.71

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Solution

The fourth proportional to 27,764.53, 38,343.03 and 17,697.71 is: 24,440.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,764.53 : 38,343.03 = 17,697.71 : x
  2. Step 2: Convert to fraction form
    27,764.53/38,343.03 = 17,697.71/x
  3. Step 3: Cross multiply
    27,764.53x = 38,343.03 × 17,697.71
  4. Step 4: Simplify right side
    27,764.53x = 678,583,825.46
  5. Step 5: Solve for x
    x = 678,583,825.46/27,764.53
  6. Step 6: Final answer
    x = 24,440.67

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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.