Home / 54,172.10-81,259.83-14,730.09

Finding the Fourth Proportional to 54,172.10, 81,259.83 and 14,730.09

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Solution

The fourth proportional to 54,172.10, 81,259.83 and 14,730.09 is: 22,095.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,172.10 : 81,259.83 = 14,730.09 : x
  2. Step 2: Convert to fraction form
    54,172.10/81,259.83 = 14,730.09/x
  3. Step 3: Cross multiply
    54,172.10x = 81,259.83 × 14,730.09
  4. Step 4: Simplify right side
    54,172.10x = 1,196,964,609.28
  5. Step 5: Solve for x
    x = 1,196,964,609.28/54,172.10
  6. Step 6: Final answer
    x = 22,095.59

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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.