Home / 26,128.64-39,166.11-10,327.25

Finding the Fourth Proportional to 26,128.64, 39,166.11 and 10,327.25

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Solution

The fourth proportional to 26,128.64, 39,166.11 and 10,327.25 is: 15,480.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,128.64 : 39,166.11 = 10,327.25 : x
  2. Step 2: Convert to fraction form
    26,128.64/39,166.11 = 10,327.25/x
  3. Step 3: Cross multiply
    26,128.64x = 39,166.11 × 10,327.25
  4. Step 4: Simplify right side
    26,128.64x = 404,478,209.50
  5. Step 5: Solve for x
    x = 404,478,209.50/26,128.64
  6. Step 6: Final answer
    x = 15,480.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.