Home / 19,115.93-28,673.89-5,969.42

Finding the Fourth Proportional to 19,115.93, 28,673.89 and 5,969.42

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Solution

The fourth proportional to 19,115.93, 28,673.89 and 5,969.42 is: 8,954.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,115.93 : 28,673.89 = 5,969.42 : x
  2. Step 2: Convert to fraction form
    19,115.93/28,673.89 = 5,969.42/x
  3. Step 3: Cross multiply
    19,115.93x = 28,673.89 × 5,969.42
  4. Step 4: Simplify right side
    19,115.93x = 171,166,602.97
  5. Step 5: Solve for x
    x = 171,166,602.97/19,115.93
  6. Step 6: Final answer
    x = 8,954.14

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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.