Home / 19,080.09-28,616.85-5,040.27

Finding the Fourth Proportional to 19,080.09, 28,616.85 and 5,040.27

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Solution

The fourth proportional to 19,080.09, 28,616.85 and 5,040.27 is: 7,559.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080.09 : 28,616.85 = 5,040.27 : x
  2. Step 2: Convert to fraction form
    19,080.09/28,616.85 = 5,040.27/x
  3. Step 3: Cross multiply
    19,080.09x = 28,616.85 × 5,040.27
  4. Step 4: Simplify right side
    19,080.09x = 144,236,650.55
  5. Step 5: Solve for x
    x = 144,236,650.55/19,080.09
  6. Step 6: Final answer
    x = 7,559.54

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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.