Home / 12,817.04-19,235.64-6,576.80

Finding the Fourth Proportional to 12,817.04, 19,235.64 and 6,576.80

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Solution

The fourth proportional to 12,817.04, 19,235.64 and 6,576.80 is: 9,870.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,817.04 : 19,235.64 = 6,576.80 : x
  2. Step 2: Convert to fraction form
    12,817.04/19,235.64 = 6,576.80/x
  3. Step 3: Cross multiply
    12,817.04x = 19,235.64 × 6,576.80
  4. Step 4: Simplify right side
    12,817.04x = 126,508,957.15
  5. Step 5: Solve for x
    x = 126,508,957.15/12,817.04
  6. Step 6: Final answer
    x = 9,870.37

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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.