Home / 13,192.36-19,762.92-11,790.28

Finding the Fourth Proportional to 13,192.36, 19,762.92 and 11,790.28

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Solution

The fourth proportional to 13,192.36, 19,762.92 and 11,790.28 is: 17,662.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.36 : 19,762.92 = 11,790.28 : x
  2. Step 2: Convert to fraction form
    13,192.36/19,762.92 = 11,790.28/x
  3. Step 3: Cross multiply
    13,192.36x = 19,762.92 × 11,790.28
  4. Step 4: Simplify right side
    13,192.36x = 233,010,360.42
  5. Step 5: Solve for x
    x = 233,010,360.42/13,192.36
  6. Step 6: Final answer
    x = 17,662.52

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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.