Home / 19,249.19-26,564.09-11,291.55

Finding the Fourth Proportional to 19,249.19, 26,564.09 and 11,291.55

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Solution

The fourth proportional to 19,249.19, 26,564.09 and 11,291.55 is: 15,582.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249.19 : 26,564.09 = 11,291.55 : x
  2. Step 2: Convert to fraction form
    19,249.19/26,564.09 = 11,291.55/x
  3. Step 3: Cross multiply
    19,249.19x = 26,564.09 × 11,291.55
  4. Step 4: Simplify right side
    19,249.19x = 299,949,561.16
  5. Step 5: Solve for x
    x = 299,949,561.16/19,249.19
  6. Step 6: Final answer
    x = 15,582.45

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Half scale
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Double scale
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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.