Home / 12,804.55-19,205.38-5,011.27

Finding the Fourth Proportional to 12,804.55, 19,205.38 and 5,011.27

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Solution

The fourth proportional to 12,804.55, 19,205.38 and 5,011.27 is: 7,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804.55 : 19,205.38 = 5,011.27 : x
  2. Step 2: Convert to fraction form
    12,804.55/19,205.38 = 5,011.27/x
  3. Step 3: Cross multiply
    12,804.55x = 19,205.38 × 5,011.27
  4. Step 4: Simplify right side
    12,804.55x = 96,243,344.63
  5. Step 5: Solve for x
    x = 96,243,344.63/12,804.55
  6. Step 6: Final answer
    x = 7,516.34

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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.