Home / 17,221.41-23,782.21-14,841.23

Finding the Fourth Proportional to 17,221.41, 23,782.21 and 14,841.23

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Solution

The fourth proportional to 17,221.41, 23,782.21 and 14,841.23 is: 20,495.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,221.41 : 23,782.21 = 14,841.23 : x
  2. Step 2: Convert to fraction form
    17,221.41/23,782.21 = 14,841.23/x
  3. Step 3: Cross multiply
    17,221.41x = 23,782.21 × 14,841.23
  4. Step 4: Simplify right side
    17,221.41x = 352,957,092.50
  5. Step 5: Solve for x
    x = 352,957,092.50/17,221.41
  6. Step 6: Final answer
    x = 20,495.25

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Half scale
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Double scale
Find fourth proportional to 17,222.41, 23,783.59 and 14,842.23
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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.