Home / 19,186.07-26,477.28-11,228.42

Finding the Fourth Proportional to 19,186.07, 26,477.28 and 11,228.42

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Solution

The fourth proportional to 19,186.07, 26,477.28 and 11,228.42 is: 15,495.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186.07 : 26,477.28 = 11,228.42 : x
  2. Step 2: Convert to fraction form
    19,186.07/26,477.28 = 11,228.42/x
  3. Step 3: Cross multiply
    19,186.07x = 26,477.28 × 11,228.42
  4. Step 4: Simplify right side
    19,186.07x = 297,298,086.49
  5. Step 5: Solve for x
    x = 297,298,086.49/19,186.07
  6. Step 6: Final answer
    x = 15,495.52

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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.