Home / 26,284.48-39,403.26-9,640.62

Finding the Fourth Proportional to 26,284.48, 39,403.26 and 9,640.62

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Solution

The fourth proportional to 26,284.48, 39,403.26 and 9,640.62 is: 14,452.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,284.48 : 39,403.26 = 9,640.62 : x
  2. Step 2: Convert to fraction form
    26,284.48/39,403.26 = 9,640.62/x
  3. Step 3: Cross multiply
    26,284.48x = 39,403.26 × 9,640.62
  4. Step 4: Simplify right side
    26,284.48x = 379,871,856.42
  5. Step 5: Solve for x
    x = 379,871,856.42/26,284.48
  6. Step 6: Final answer
    x = 14,452.33

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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.