Home / 19,169.37-26,453.11-10,671.21

Finding the Fourth Proportional to 19,169.37, 26,453.11 and 10,671.21

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Solution

The fourth proportional to 19,169.37, 26,453.11 and 10,671.21 is: 14,725.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,169.37 : 26,453.11 = 10,671.21 : x
  2. Step 2: Convert to fraction form
    19,169.37/26,453.11 = 10,671.21/x
  3. Step 3: Cross multiply
    19,169.37x = 26,453.11 × 10,671.21
  4. Step 4: Simplify right side
    19,169.37x = 282,286,638.61
  5. Step 5: Solve for x
    x = 282,286,638.61/19,169.37
  6. Step 6: Final answer
    x = 14,725.93

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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.