Home / 34,869.81-48,120.66-18,954.27

Finding the Fourth Proportional to 34,869.81, 48,120.66 and 18,954.27

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Solution

The fourth proportional to 34,869.81, 48,120.66 and 18,954.27 is: 26,157.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,869.81 : 48,120.66 = 18,954.27 : x
  2. Step 2: Convert to fraction form
    34,869.81/48,120.66 = 18,954.27/x
  3. Step 3: Cross multiply
    34,869.81x = 48,120.66 × 18,954.27
  4. Step 4: Simplify right side
    34,869.81x = 912,091,982.22
  5. Step 5: Solve for x
    x = 912,091,982.22/34,869.81
  6. Step 6: Final answer
    x = 26,157.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.