Home / 19,149.93-26,419.37-14,126.25

Finding the Fourth Proportional to 19,149.93, 26,419.37 and 14,126.25

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Solution

The fourth proportional to 19,149.93, 26,419.37 and 14,126.25 is: 19,488.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149.93 : 26,419.37 = 14,126.25 : x
  2. Step 2: Convert to fraction form
    19,149.93/26,419.37 = 14,126.25/x
  3. Step 3: Cross multiply
    19,149.93x = 26,419.37 × 14,126.25
  4. Step 4: Simplify right side
    19,149.93x = 373,206,554.83
  5. Step 5: Solve for x
    x = 373,206,554.83/19,149.93
  6. Step 6: Final answer
    x = 19,488.66

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Half scale
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Double scale
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Similar ratio
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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.