Home / 19,155.41-26,436.64-11,197.16

Finding the Fourth Proportional to 19,155.41, 26,436.64 and 11,197.16

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Solution

The fourth proportional to 19,155.41, 26,436.64 and 11,197.16 is: 15,453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,155.41 : 26,436.64 = 11,197.16 : x
  2. Step 2: Convert to fraction form
    19,155.41/26,436.64 = 11,197.16/x
  3. Step 3: Cross multiply
    19,155.41x = 26,436.64 × 11,197.16
  4. Step 4: Simplify right side
    19,155.41x = 296,015,287.94
  5. Step 5: Solve for x
    x = 296,015,287.94/19,155.41
  6. Step 6: Final answer
    x = 15,453.35

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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.