Home / 30,352.02-45,527.87-8,163.59

Finding the Fourth Proportional to 30,352.02, 45,527.87 and 8,163.59

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Solution

The fourth proportional to 30,352.02, 45,527.87 and 8,163.59 is: 12,245.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,352.02 : 45,527.87 = 8,163.59 : x
  2. Step 2: Convert to fraction form
    30,352.02/45,527.87 = 8,163.59/x
  3. Step 3: Cross multiply
    30,352.02x = 45,527.87 × 8,163.59
  4. Step 4: Simplify right side
    30,352.02x = 371,670,657.02
  5. Step 5: Solve for x
    x = 371,670,657.02/30,352.02
  6. Step 6: Final answer
    x = 12,245.34

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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.