Home / 34,239.26-51,368.67-20,212.08

Finding the Fourth Proportional to 34,239.26, 51,368.67 and 20,212.08

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Solution

The fourth proportional to 34,239.26, 51,368.67 and 20,212.08 is: 30,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,239.26 : 51,368.67 = 20,212.08 : x
  2. Step 2: Convert to fraction form
    34,239.26/51,368.67 = 20,212.08/x
  3. Step 3: Cross multiply
    34,239.26x = 51,368.67 × 20,212.08
  4. Step 4: Simplify right side
    34,239.26x = 1,038,267,667.53
  5. Step 5: Solve for x
    x = 1,038,267,667.53/34,239.26
  6. Step 6: Final answer
    x = 30,323.90

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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.