Home / 19,192.42-28,796.97-6,721.39

Finding the Fourth Proportional to 19,192.42, 28,796.97 and 6,721.39

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Solution

The fourth proportional to 19,192.42, 28,796.97 and 6,721.39 is: 10,085.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,192.42 : 28,796.97 = 6,721.39 : x
  2. Step 2: Convert to fraction form
    19,192.42/28,796.97 = 6,721.39/x
  3. Step 3: Cross multiply
    19,192.42x = 28,796.97 × 6,721.39
  4. Step 4: Simplify right side
    19,192.42x = 193,555,666.19
  5. Step 5: Solve for x
    x = 193,555,666.19/19,192.42
  6. Step 6: Final answer
    x = 10,085.01

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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.