Home / 10,959.40-16,440.72-4,033.36

Finding the Fourth Proportional to 10,959.40, 16,440.72 and 4,033.36

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Solution

The fourth proportional to 10,959.40, 16,440.72 and 4,033.36 is: 6,050.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959.40 : 16,440.72 = 4,033.36 : x
  2. Step 2: Convert to fraction form
    10,959.40/16,440.72 = 4,033.36/x
  3. Step 3: Cross multiply
    10,959.40x = 16,440.72 × 4,033.36
  4. Step 4: Simplify right side
    10,959.40x = 66,311,342.42
  5. Step 5: Solve for x
    x = 66,311,342.42/10,959.40
  6. Step 6: Final answer
    x = 6,050.64

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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.