Home / 34,504.34-51,756.48-11,130.78

Finding the Fourth Proportional to 34,504.34, 51,756.48 and 11,130.78

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Solution

The fourth proportional to 34,504.34, 51,756.48 and 11,130.78 is: 16,696.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,504.34 : 51,756.48 = 11,130.78 : x
  2. Step 2: Convert to fraction form
    34,504.34/51,756.48 = 11,130.78/x
  3. Step 3: Cross multiply
    34,504.34x = 51,756.48 × 11,130.78
  4. Step 4: Simplify right side
    34,504.34x = 576,089,733.67
  5. Step 5: Solve for x
    x = 576,089,733.67/34,504.34
  6. Step 6: Final answer
    x = 16,696.15

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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.