Home / 19,025.84-28,540.13-5,876.50

Finding the Fourth Proportional to 19,025.84, 28,540.13 and 5,876.50

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Solution

The fourth proportional to 19,025.84, 28,540.13 and 5,876.50 is: 8,815.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,025.84 : 28,540.13 = 5,876.50 : x
  2. Step 2: Convert to fraction form
    19,025.84/28,540.13 = 5,876.50/x
  3. Step 3: Cross multiply
    19,025.84x = 28,540.13 × 5,876.50
  4. Step 4: Simplify right side
    19,025.84x = 167,716,073.95
  5. Step 5: Solve for x
    x = 167,716,073.95/19,025.84
  6. Step 6: Final answer
    x = 8,815.17

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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.