Home / 65,119.44-97,679.36-18,372.32

Finding the Fourth Proportional to 65,119.44, 97,679.36 and 18,372.32

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Solution

The fourth proportional to 65,119.44, 97,679.36 and 18,372.32 is: 27,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,119.44 : 97,679.36 = 18,372.32 : x
  2. Step 2: Convert to fraction form
    65,119.44/97,679.36 = 18,372.32/x
  3. Step 3: Cross multiply
    65,119.44x = 97,679.36 × 18,372.32
  4. Step 4: Simplify right side
    65,119.44x = 1,794,596,459.32
  5. Step 5: Solve for x
    x = 1,794,596,459.32/65,119.44
  6. Step 6: Final answer
    x = 27,558.54

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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.