Home / 19,167.80-26,424.23-14,911.38

Finding the Fourth Proportional to 19,167.80, 26,424.23 and 14,911.38

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Solution

The fourth proportional to 19,167.80, 26,424.23 and 14,911.38 is: 20,556.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167.80 : 26,424.23 = 14,911.38 : x
  2. Step 2: Convert to fraction form
    19,167.80/26,424.23 = 14,911.38/x
  3. Step 3: Cross multiply
    19,167.80x = 26,424.23 × 14,911.38
  4. Step 4: Simplify right side
    19,167.80x = 394,021,660.18
  5. Step 5: Solve for x
    x = 394,021,660.18/19,167.80
  6. Step 6: Final answer
    x = 20,556.44

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1.5x scale

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.