Home / 36,548.60-54,822.90-13,166.60

Finding the Fourth Proportional to 36,548.60, 54,822.90 and 13,166.60

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Solution

The fourth proportional to 36,548.60, 54,822.90 and 13,166.60 is: 19,749.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,548.60 : 54,822.90 = 13,166.60 : x
  2. Step 2: Convert to fraction form
    36,548.60/54,822.90 = 13,166.60/x
  3. Step 3: Cross multiply
    36,548.60x = 54,822.90 × 13,166.60
  4. Step 4: Simplify right side
    36,548.60x = 721,831,195.14
  5. Step 5: Solve for x
    x = 721,831,195.14/36,548.60
  6. Step 6: Final answer
    x = 19,749.90

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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.