Home / 30,100.88-45,151.00-9,040.03

Finding the Fourth Proportional to 30,100.88, 45,151.00 and 9,040.03

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Solution

The fourth proportional to 30,100.88, 45,151.00 and 9,040.03 is: 13,559.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,100.88 : 45,151.00 = 9,040.03 : x
  2. Step 2: Convert to fraction form
    30,100.88/45,151.00 = 9,040.03/x
  3. Step 3: Cross multiply
    30,100.88x = 45,151.00 × 9,040.03
  4. Step 4: Simplify right side
    30,100.88x = 408,166,260.66
  5. Step 5: Solve for x
    x = 408,166,260.66/30,100.88
  6. Step 6: Final answer
    x = 13,559.94

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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.