Home / 51,523.26-77,289.61-15,984.84

Finding the Fourth Proportional to 51,523.26, 77,289.61 and 15,984.84

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Solution

The fourth proportional to 51,523.26, 77,289.61 and 15,984.84 is: 23,978.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,523.26 : 77,289.61 = 15,984.84 : x
  2. Step 2: Convert to fraction form
    51,523.26/77,289.61 = 15,984.84/x
  3. Step 3: Cross multiply
    51,523.26x = 77,289.61 × 15,984.84
  4. Step 4: Simplify right side
    51,523.26x = 1,235,462,049.51
  5. Step 5: Solve for x
    x = 1,235,462,049.51/51,523.26
  6. Step 6: Final answer
    x = 23,978.72

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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.