Home / 31,352.24-47,051.22-23,978

Finding the Fourth Proportional to 31,352.24, 47,051.22 and 23,978

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Solution

The fourth proportional to 31,352.24, 47,051.22 and 23,978 is: 35,984.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,352.24 : 47,051.22 = 23,978 : x
  2. Step 2: Convert to fraction form
    31,352.24/47,051.22 = 23,978/x
  3. Step 3: Cross multiply
    31,352.24x = 47,051.22 × 23,978
  4. Step 4: Simplify right side
    31,352.24x = 1,128,194,153.16
  5. Step 5: Solve for x
    x = 1,128,194,153.16/31,352.24
  6. Step 6: Final answer
    x = 35,984.48

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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.