Home / 15,489.44-23,237.76-5,100.80

Finding the Fourth Proportional to 15,489.44, 23,237.76 and 5,100.80

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Solution

The fourth proportional to 15,489.44, 23,237.76 and 5,100.80 is: 7,652.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,489.44 : 23,237.76 = 5,100.80 : x
  2. Step 2: Convert to fraction form
    15,489.44/23,237.76 = 5,100.80/x
  3. Step 3: Cross multiply
    15,489.44x = 23,237.76 × 5,100.80
  4. Step 4: Simplify right side
    15,489.44x = 118,531,166.21
  5. Step 5: Solve for x
    x = 118,531,166.21/15,489.44
  6. Step 6: Final answer
    x = 7,652.39

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1.5x scale

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.