Home / 34,917.47-52,386.53-20,136.99

Finding the Fourth Proportional to 34,917.47, 52,386.53 and 20,136.99

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Solution

The fourth proportional to 34,917.47, 52,386.53 and 20,136.99 is: 30,211.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,917.47 : 52,386.53 = 20,136.99 : x
  2. Step 2: Convert to fraction form
    34,917.47/52,386.53 = 20,136.99/x
  3. Step 3: Cross multiply
    34,917.47x = 52,386.53 × 20,136.99
  4. Step 4: Simplify right side
    34,917.47x = 1,054,907,239.78
  5. Step 5: Solve for x
    x = 1,054,907,239.78/34,917.47
  6. Step 6: Final answer
    x = 30,211.45

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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.