Home / 19,340.04-29,004.66-6,858.48

Finding the Fourth Proportional to 19,340.04, 29,004.66 and 6,858.48

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Solution

The fourth proportional to 19,340.04, 29,004.66 and 6,858.48 is: 10,285.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,340.04 : 29,004.66 = 6,858.48 : x
  2. Step 2: Convert to fraction form
    19,340.04/29,004.66 = 6,858.48/x
  3. Step 3: Cross multiply
    19,340.04x = 29,004.66 × 6,858.48
  4. Step 4: Simplify right side
    19,340.04x = 198,927,880.52
  5. Step 5: Solve for x
    x = 198,927,880.52/19,340.04
  6. Step 6: Final answer
    x = 10,285.81

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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.