Home / 65,150.26-97,725.78-18,403.54

Finding the Fourth Proportional to 65,150.26, 97,725.78 and 18,403.54

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Solution

The fourth proportional to 65,150.26, 97,725.78 and 18,403.54 is: 27,605.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,150.26 : 97,725.78 = 18,403.54 : x
  2. Step 2: Convert to fraction form
    65,150.26/97,725.78 = 18,403.54/x
  3. Step 3: Cross multiply
    65,150.26x = 97,725.78 × 18,403.54
  4. Step 4: Simplify right side
    65,150.26x = 1,798,500,301.26
  5. Step 5: Solve for x
    x = 1,798,500,301.26/65,150.26
  6. Step 6: Final answer
    x = 27,605.42

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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.