Home / 19,810.44-29,727.54-7,328.34

Finding the Fourth Proportional to 19,810.44, 29,727.54 and 7,328.34

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Solution

The fourth proportional to 19,810.44, 29,727.54 and 7,328.34 is: 10,996.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,810.44 : 29,727.54 = 7,328.34 : x
  2. Step 2: Convert to fraction form
    19,810.44/29,727.54 = 7,328.34/x
  3. Step 3: Cross multiply
    19,810.44x = 29,727.54 × 7,328.34
  4. Step 4: Simplify right side
    19,810.44x = 217,853,520.48
  5. Step 5: Solve for x
    x = 217,853,520.48/19,810.44
  6. Step 6: Final answer
    x = 10,996.90

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1.5x scale

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.