Home / 34,585.44-47,709.86-21,834.03

Finding the Fourth Proportional to 34,585.44, 47,709.86 and 21,834.03

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Solution

The fourth proportional to 34,585.44, 47,709.86 and 21,834.03 is: 30,119.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,585.44 : 47,709.86 = 21,834.03 : x
  2. Step 2: Convert to fraction form
    34,585.44/47,709.86 = 21,834.03/x
  3. Step 3: Cross multiply
    34,585.44x = 47,709.86 × 21,834.03
  4. Step 4: Simplify right side
    34,585.44x = 1,041,698,405.37
  5. Step 5: Solve for x
    x = 1,041,698,405.37/34,585.44
  6. Step 6: Final answer
    x = 30,119.56

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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.