Home / 19,146.66-26,423.73-11,189.76

Finding the Fourth Proportional to 19,146.66, 26,423.73 and 11,189.76

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Solution

The fourth proportional to 19,146.66, 26,423.73 and 11,189.76 is: 15,442.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,146.66 : 26,423.73 = 11,189.76 : x
  2. Step 2: Convert to fraction form
    19,146.66/26,423.73 = 11,189.76/x
  3. Step 3: Cross multiply
    19,146.66x = 26,423.73 × 11,189.76
  4. Step 4: Simplify right side
    19,146.66x = 295,675,197.00
  5. Step 5: Solve for x
    x = 295,675,197.00/19,146.66
  6. Step 6: Final answer
    x = 15,442.65

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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.