Home / 30,327.29-45,497.86-9,270.33

Finding the Fourth Proportional to 30,327.29, 45,497.86 and 9,270.33

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Solution

The fourth proportional to 30,327.29, 45,497.86 and 9,270.33 is: 13,907.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,327.29 : 45,497.86 = 9,270.33 : x
  2. Step 2: Convert to fraction form
    30,327.29/45,497.86 = 9,270.33/x
  3. Step 3: Cross multiply
    30,327.29x = 45,497.86 × 9,270.33
  4. Step 4: Simplify right side
    30,327.29x = 421,780,176.49
  5. Step 5: Solve for x
    x = 421,780,176.49/30,327.29
  6. Step 6: Final answer
    x = 13,907.61

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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.