Home / 12,804.45-19,224.63-6,568.89

Finding the Fourth Proportional to 12,804.45, 19,224.63 and 6,568.89

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Solution

The fourth proportional to 12,804.45, 19,224.63 and 6,568.89 is: 9,862.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804.45 : 19,224.63 = 6,568.89 : x
  2. Step 2: Convert to fraction form
    12,804.45/19,224.63 = 6,568.89/x
  3. Step 3: Cross multiply
    12,804.45x = 19,224.63 × 6,568.89
  4. Step 4: Simplify right side
    12,804.45x = 126,284,479.76
  5. Step 5: Solve for x
    x = 126,284,479.76/12,804.45
  6. Step 6: Final answer
    x = 9,862.55

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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.