Home / 12,504.51-17,260.34-7,200.63

Finding the Fourth Proportional to 12,504.51, 17,260.34 and 7,200.63

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Solution

The fourth proportional to 12,504.51, 17,260.34 and 7,200.63 is: 9,939.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504.51 : 17,260.34 = 7,200.63 : x
  2. Step 2: Convert to fraction form
    12,504.51/17,260.34 = 7,200.63/x
  3. Step 3: Cross multiply
    12,504.51x = 17,260.34 × 7,200.63
  4. Step 4: Simplify right side
    12,504.51x = 124,285,322.01
  5. Step 5: Solve for x
    x = 124,285,322.01/12,504.51
  6. Step 6: Final answer
    x = 9,939.24

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Half scale
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Double scale
Find fourth proportional to 12,505.51, 17,261.72 and 7,201.63
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.