Home / 19,080.34-28,617.27-5,040.52

Finding the Fourth Proportional to 19,080.34, 28,617.27 and 5,040.52

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Solution

The fourth proportional to 19,080.34, 28,617.27 and 5,040.52 is: 7,559.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080.34 : 28,617.27 = 5,040.52 : x
  2. Step 2: Convert to fraction form
    19,080.34/28,617.27 = 5,040.52/x
  3. Step 3: Cross multiply
    19,080.34x = 28,617.27 × 5,040.52
  4. Step 4: Simplify right side
    19,080.34x = 144,245,921.78
  5. Step 5: Solve for x
    x = 144,245,921.78/19,080.34
  6. Step 6: Final answer
    x = 7,559.92

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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.