Home / 20,293.86-30,443.67-6,255.06

Finding the Fourth Proportional to 20,293.86, 30,443.67 and 6,255.06

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Solution

The fourth proportional to 20,293.86, 30,443.67 and 6,255.06 is: 9,383.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,293.86 : 30,443.67 = 6,255.06 : x
  2. Step 2: Convert to fraction form
    20,293.86/30,443.67 = 6,255.06/x
  3. Step 3: Cross multiply
    20,293.86x = 30,443.67 × 6,255.06
  4. Step 4: Simplify right side
    20,293.86x = 190,426,982.47
  5. Step 5: Solve for x
    x = 190,426,982.47/20,293.86
  6. Step 6: Final answer
    x = 9,383.48

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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.