Home / 12,504.98-17,270.82-9,706.23

Finding the Fourth Proportional to 12,504.98, 17,270.82 and 9,706.23

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Solution

The fourth proportional to 12,504.98, 17,270.82 and 9,706.23 is: 13,405.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504.98 : 17,270.82 = 9,706.23 : x
  2. Step 2: Convert to fraction form
    12,504.98/17,270.82 = 9,706.23/x
  3. Step 3: Cross multiply
    12,504.98x = 17,270.82 × 9,706.23
  4. Step 4: Simplify right side
    12,504.98x = 167,634,551.21
  5. Step 5: Solve for x
    x = 167,634,551.21/12,504.98
  6. Step 6: Final answer
    x = 13,405.42

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Half scale
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Double scale
Find fourth proportional to 12,505.98, 17,272.20 and 9,707.23
Similar ratio
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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.