Home / 15,680.52-23,523.48-5,289.84

Finding the Fourth Proportional to 15,680.52, 23,523.48 and 5,289.84

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Solution

The fourth proportional to 15,680.52, 23,523.48 and 5,289.84 is: 7,935.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,680.52 : 23,523.48 = 5,289.84 : x
  2. Step 2: Convert to fraction form
    15,680.52/23,523.48 = 5,289.84/x
  3. Step 3: Cross multiply
    15,680.52x = 23,523.48 × 5,289.84
  4. Step 4: Simplify right side
    15,680.52x = 124,435,445.44
  5. Step 5: Solve for x
    x = 124,435,445.44/15,680.52
  6. Step 6: Final answer
    x = 7,935.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.