Home / 12,964.08-19,443.16-6,300.36

Finding the Fourth Proportional to 12,964.08, 19,443.16 and 6,300.36

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Solution

The fourth proportional to 12,964.08, 19,443.16 and 6,300.36 is: 9,449.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,964.08 : 19,443.16 = 6,300.36 : x
  2. Step 2: Convert to fraction form
    12,964.08/19,443.16 = 6,300.36/x
  3. Step 3: Cross multiply
    12,964.08x = 19,443.16 × 6,300.36
  4. Step 4: Simplify right side
    12,964.08x = 122,498,907.54
  5. Step 5: Solve for x
    x = 122,498,907.54/12,964.08
  6. Step 6: Final answer
    x = 9,449.10

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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.