Home / 19,305.36-26,636.04-11,350.08

Finding the Fourth Proportional to 19,305.36, 26,636.04 and 11,350.08

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Solution

The fourth proportional to 19,305.36, 26,636.04 and 11,350.08 is: 15,659.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,305.36 : 26,636.04 = 11,350.08 : x
  2. Step 2: Convert to fraction form
    19,305.36/26,636.04 = 11,350.08/x
  3. Step 3: Cross multiply
    19,305.36x = 26,636.04 × 11,350.08
  4. Step 4: Simplify right side
    19,305.36x = 302,321,184.88
  5. Step 5: Solve for x
    x = 302,321,184.88/19,305.36
  6. Step 6: Final answer
    x = 15,659.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.