Home / 13,027.04-19,540.56-3,166.32

Finding the Fourth Proportional to 13,027.04, 19,540.56 and 3,166.32

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Solution

The fourth proportional to 13,027.04, 19,540.56 and 3,166.32 is: 4,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.04 : 19,540.56 = 3,166.32 : x
  2. Step 2: Convert to fraction form
    13,027.04/19,540.56 = 3,166.32/x
  3. Step 3: Cross multiply
    13,027.04x = 19,540.56 × 3,166.32
  4. Step 4: Simplify right side
    13,027.04x = 61,871,751.09
  5. Step 5: Solve for x
    x = 61,871,751.09/13,027.04
  6. Step 6: Final answer
    x = 4,749.49

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.