Home / 19,200.90-26,497.77-11,243.46

Finding the Fourth Proportional to 19,200.90, 26,497.77 and 11,243.46

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Solution

The fourth proportional to 19,200.90, 26,497.77 and 11,243.46 is: 15,516.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,200.90 : 26,497.77 = 11,243.46 : x
  2. Step 2: Convert to fraction form
    19,200.90/26,497.77 = 11,243.46/x
  3. Step 3: Cross multiply
    19,200.90x = 26,497.77 × 11,243.46
  4. Step 4: Simplify right side
    19,200.90x = 297,926,617.08
  5. Step 5: Solve for x
    x = 297,926,617.08/19,200.90
  6. Step 6: Final answer
    x = 15,516.28

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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.