Home / 12,184.18-18,276.24-9,969.84

Finding the Fourth Proportional to 12,184.18, 18,276.24 and 9,969.84

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Solution

The fourth proportional to 12,184.18, 18,276.24 and 9,969.84 is: 14,954.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,184.18 : 18,276.24 = 9,969.84 : x
  2. Step 2: Convert to fraction form
    12,184.18/18,276.24 = 9,969.84/x
  3. Step 3: Cross multiply
    12,184.18x = 18,276.24 × 9,969.84
  4. Step 4: Simplify right side
    12,184.18x = 182,211,184.44
  5. Step 5: Solve for x
    x = 182,211,184.44/12,184.18
  6. Step 6: Final answer
    x = 14,954.74

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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.