Home / 19,095.98-28,664.92-15,172.46

Finding the Fourth Proportional to 19,095.98, 28,664.92 and 15,172.46

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Solution

The fourth proportional to 19,095.98, 28,664.92 and 15,172.46 is: 22,775.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095.98 : 28,664.92 = 15,172.46 : x
  2. Step 2: Convert to fraction form
    19,095.98/28,664.92 = 15,172.46/x
  3. Step 3: Cross multiply
    19,095.98x = 28,664.92 × 15,172.46
  4. Step 4: Simplify right side
    19,095.98x = 434,917,352.10
  5. Step 5: Solve for x
    x = 434,917,352.10/19,095.98
  6. Step 6: Final answer
    x = 22,775.34

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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.