Home / 30,174.24-41,668.48-19,437.80

Finding the Fourth Proportional to 30,174.24, 41,668.48 and 19,437.80

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Solution

The fourth proportional to 30,174.24, 41,668.48 and 19,437.80 is: 26,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,174.24 : 41,668.48 = 19,437.80 : x
  2. Step 2: Convert to fraction form
    30,174.24/41,668.48 = 19,437.80/x
  3. Step 3: Cross multiply
    30,174.24x = 41,668.48 × 19,437.80
  4. Step 4: Simplify right side
    30,174.24x = 809,943,580.54
  5. Step 5: Solve for x
    x = 809,943,580.54/30,174.24
  6. Step 6: Final answer
    x = 26,842.22

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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.