Home / 19,081.17-28,623.45-5,040.99

Finding the Fourth Proportional to 19,081.17, 28,623.45 and 5,040.99

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Solution

The fourth proportional to 19,081.17, 28,623.45 and 5,040.99 is: 7,561.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081.17 : 28,623.45 = 5,040.99 : x
  2. Step 2: Convert to fraction form
    19,081.17/28,623.45 = 5,040.99/x
  3. Step 3: Cross multiply
    19,081.17x = 28,623.45 × 5,040.99
  4. Step 4: Simplify right side
    19,081.17x = 144,290,525.22
  5. Step 5: Solve for x
    x = 144,290,525.22/19,081.17
  6. Step 6: Final answer
    x = 7,561.93

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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.