Home / 19,161.93-26,435.96-14,138.21

Finding the Fourth Proportional to 19,161.93, 26,435.96 and 14,138.21

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Solution

The fourth proportional to 19,161.93, 26,435.96 and 14,138.21 is: 19,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,161.93 : 26,435.96 = 14,138.21 : x
  2. Step 2: Convert to fraction form
    19,161.93/26,435.96 = 14,138.21/x
  3. Step 3: Cross multiply
    19,161.93x = 26,435.96 × 14,138.21
  4. Step 4: Simplify right side
    19,161.93x = 373,757,154.03
  5. Step 5: Solve for x
    x = 373,757,154.03/19,161.93
  6. Step 6: Final answer
    x = 19,505.19

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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.