Home / 23,609.36-32,580.64-12,998.76

Finding the Fourth Proportional to 23,609.36, 32,580.64 and 12,998.76

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Solution

The fourth proportional to 23,609.36, 32,580.64 and 12,998.76 is: 17,938.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,609.36 : 32,580.64 = 12,998.76 : x
  2. Step 2: Convert to fraction form
    23,609.36/32,580.64 = 12,998.76/x
  3. Step 3: Cross multiply
    23,609.36x = 32,580.64 × 12,998.76
  4. Step 4: Simplify right side
    23,609.36x = 423,507,920.01
  5. Step 5: Solve for x
    x = 423,507,920.01/23,609.36
  6. Step 6: Final answer
    x = 17,938.14

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Half scale
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Double scale
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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.