Home / 34,239.16-51,353.95-11,749.48

Finding the Fourth Proportional to 34,239.16, 51,353.95 and 11,749.48

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Solution

The fourth proportional to 34,239.16, 51,353.95 and 11,749.48 is: 17,622.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,239.16 : 51,353.95 = 11,749.48 : x
  2. Step 2: Convert to fraction form
    34,239.16/51,353.95 = 11,749.48/x
  3. Step 3: Cross multiply
    34,239.16x = 51,353.95 × 11,749.48
  4. Step 4: Simplify right side
    34,239.16x = 603,382,217.15
  5. Step 5: Solve for x
    x = 603,382,217.15/34,239.16
  6. Step 6: Final answer
    x = 17,622.58

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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.