Home / 20,344.69-30,518.93-6,304.83

Finding the Fourth Proportional to 20,344.69, 30,518.93 and 6,304.83

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Solution

The fourth proportional to 20,344.69, 30,518.93 and 6,304.83 is: 9,457.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,344.69 : 30,518.93 = 6,304.83 : x
  2. Step 2: Convert to fraction form
    20,344.69/30,518.93 = 6,304.83/x
  3. Step 3: Cross multiply
    20,344.69x = 30,518.93 × 6,304.83
  4. Step 4: Simplify right side
    20,344.69x = 192,416,665.43
  5. Step 5: Solve for x
    x = 192,416,665.43/20,344.69
  6. Step 6: Final answer
    x = 9,457.83

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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.