Home / 19,102.26-26,354.79-11,550.90

Finding the Fourth Proportional to 19,102.26, 26,354.79 and 11,550.90

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Solution

The fourth proportional to 19,102.26, 26,354.79 and 11,550.90 is: 15,936.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,102.26 : 26,354.79 = 11,550.90 : x
  2. Step 2: Convert to fraction form
    19,102.26/26,354.79 = 11,550.90/x
  3. Step 3: Cross multiply
    19,102.26x = 26,354.79 × 11,550.90
  4. Step 4: Simplify right side
    19,102.26x = 304,421,543.81
  5. Step 5: Solve for x
    x = 304,421,543.81/19,102.26
  6. Step 6: Final answer
    x = 15,936.42

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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.