Home / 30,567.27-45,839.72-10,571.72

Finding the Fourth Proportional to 30,567.27, 45,839.72 and 10,571.72

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Solution

The fourth proportional to 30,567.27, 45,839.72 and 10,571.72 is: 15,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,567.27 : 45,839.72 = 10,571.72 : x
  2. Step 2: Convert to fraction form
    30,567.27/45,839.72 = 10,571.72/x
  3. Step 3: Cross multiply
    30,567.27x = 45,839.72 × 10,571.72
  4. Step 4: Simplify right side
    30,567.27x = 484,604,481.95
  5. Step 5: Solve for x
    x = 484,604,481.95/30,567.27
  6. Step 6: Final answer
    x = 15,853.70

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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.