Home / 12,698.04-19,036.12-4,912.32

Finding the Fourth Proportional to 12,698.04, 19,036.12 and 4,912.32

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Solution

The fourth proportional to 12,698.04, 19,036.12 and 4,912.32 is: 7,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,698.04 : 19,036.12 = 4,912.32 : x
  2. Step 2: Convert to fraction form
    12,698.04/19,036.12 = 4,912.32/x
  3. Step 3: Cross multiply
    12,698.04x = 19,036.12 × 4,912.32
  4. Step 4: Simplify right side
    12,698.04x = 93,511,513.00
  5. Step 5: Solve for x
    x = 93,511,513.00/12,698.04
  6. Step 6: Final answer
    x = 7,364.25

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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.