Home / 20,403.26-30,580.26-10,537.14

Finding the Fourth Proportional to 20,403.26, 30,580.26 and 10,537.14

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Solution

The fourth proportional to 20,403.26, 30,580.26 and 10,537.14 is: 15,792.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,403.26 : 30,580.26 = 10,537.14 : x
  2. Step 2: Convert to fraction form
    20,403.26/30,580.26 = 10,537.14/x
  3. Step 3: Cross multiply
    20,403.26x = 30,580.26 × 10,537.14
  4. Step 4: Simplify right side
    20,403.26x = 322,228,480.86
  5. Step 5: Solve for x
    x = 322,228,480.86/20,403.26
  6. Step 6: Final answer
    x = 15,792.99

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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.