Home / 23,321.51-32,183.69-12,711.14

Finding the Fourth Proportional to 23,321.51, 32,183.69 and 12,711.14

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Solution

The fourth proportional to 23,321.51, 32,183.69 and 12,711.14 is: 17,541.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,321.51 : 32,183.69 = 12,711.14 : x
  2. Step 2: Convert to fraction form
    23,321.51/32,183.69 = 12,711.14/x
  3. Step 3: Cross multiply
    23,321.51x = 32,183.69 × 12,711.14
  4. Step 4: Simplify right side
    23,321.51x = 409,091,325.75
  5. Step 5: Solve for x
    x = 409,091,325.75/23,321.51
  6. Step 6: Final answer
    x = 17,541.37

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Half scale
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Double scale
Find fourth proportional to 23,322.51, 32,185.07 and 12,712.14
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.