Home / 34,140.06-51,217.05-14,418.60

Finding the Fourth Proportional to 34,140.06, 51,217.05 and 14,418.60

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Solution

The fourth proportional to 34,140.06, 51,217.05 and 14,418.60 is: 21,630.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,140.06 : 51,217.05 = 14,418.60 : x
  2. Step 2: Convert to fraction form
    34,140.06/51,217.05 = 14,418.60/x
  3. Step 3: Cross multiply
    34,140.06x = 51,217.05 × 14,418.60
  4. Step 4: Simplify right side
    34,140.06x = 738,478,157.13
  5. Step 5: Solve for x
    x = 738,478,157.13/34,140.06
  6. Step 6: Final answer
    x = 21,630.84

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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.