Home / 17,876.41-24,668.26-9,918.37

Finding the Fourth Proportional to 17,876.41, 24,668.26 and 9,918.37

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Solution

The fourth proportional to 17,876.41, 24,668.26 and 9,918.37 is: 13,686.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,876.41 : 24,668.26 = 9,918.37 : x
  2. Step 2: Convert to fraction form
    17,876.41/24,668.26 = 9,918.37/x
  3. Step 3: Cross multiply
    17,876.41x = 24,668.26 × 9,918.37
  4. Step 4: Simplify right side
    17,876.41x = 244,668,929.94
  5. Step 5: Solve for x
    x = 244,668,929.94/17,876.41
  6. Step 6: Final answer
    x = 13,686.69

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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.