Home / 16,284.80-24,427.20-9,286.40

Finding the Fourth Proportional to 16,284.80, 24,427.20 and 9,286.40

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Solution

The fourth proportional to 16,284.80, 24,427.20 and 9,286.40 is: 13,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,284.80 : 24,427.20 = 9,286.40 : x
  2. Step 2: Convert to fraction form
    16,284.80/24,427.20 = 9,286.40/x
  3. Step 3: Cross multiply
    16,284.80x = 24,427.20 × 9,286.40
  4. Step 4: Simplify right side
    16,284.80x = 226,840,750.08
  5. Step 5: Solve for x
    x = 226,840,750.08/16,284.80
  6. Step 6: Final answer
    x = 13,929.60

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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.