Home / 26,383.78-36,402.78-16,317.10

Finding the Fourth Proportional to 26,383.78, 36,402.78 and 16,317.10

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Solution

The fourth proportional to 26,383.78, 36,402.78 and 16,317.10 is: 22,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,383.78 : 36,402.78 = 16,317.10 : x
  2. Step 2: Convert to fraction form
    26,383.78/36,402.78 = 16,317.10/x
  3. Step 3: Cross multiply
    26,383.78x = 36,402.78 × 16,317.10
  4. Step 4: Simplify right side
    26,383.78x = 593,987,801.54
  5. Step 5: Solve for x
    x = 593,987,801.54/26,383.78
  6. Step 6: Final answer
    x = 22,513.37

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Half scale
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Double scale
Find fourth proportional to 26,384.78, 36,404.16 and 16,318.10
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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.