Home / 20,346.69-30,521.94-6,306.84

Finding the Fourth Proportional to 20,346.69, 30,521.94 and 6,306.84

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Solution

The fourth proportional to 20,346.69, 30,521.94 and 6,306.84 is: 9,460.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,346.69 : 30,521.94 = 6,306.84 : x
  2. Step 2: Convert to fraction form
    20,346.69/30,521.94 = 6,306.84/x
  3. Step 3: Cross multiply
    20,346.69x = 30,521.94 × 6,306.84
  4. Step 4: Simplify right side
    20,346.69x = 192,496,992.07
  5. Step 5: Solve for x
    x = 192,496,992.07/20,346.69
  6. Step 6: Final answer
    x = 9,460.85

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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.