Home / 18,585.83-27,876.05-6,106.34

Finding the Fourth Proportional to 18,585.83, 27,876.05 and 6,106.34

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Solution

The fourth proportional to 18,585.83, 27,876.05 and 6,106.34 is: 9,158.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,585.83 : 27,876.05 = 6,106.34 : x
  2. Step 2: Convert to fraction form
    18,585.83/27,876.05 = 6,106.34/x
  3. Step 3: Cross multiply
    18,585.83x = 27,876.05 × 6,106.34
  4. Step 4: Simplify right side
    18,585.83x = 170,220,720.81
  5. Step 5: Solve for x
    x = 170,220,720.81/18,585.83
  6. Step 6: Final answer
    x = 9,158.63

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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.