Home / 19,342.83-26,691.71-11,383.98

Finding the Fourth Proportional to 19,342.83, 26,691.71 and 11,383.98

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Solution

The fourth proportional to 19,342.83, 26,691.71 and 11,383.98 is: 15,709.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,342.83 : 26,691.71 = 11,383.98 : x
  2. Step 2: Convert to fraction form
    19,342.83/26,691.71 = 11,383.98/x
  3. Step 3: Cross multiply
    19,342.83x = 26,691.71 × 11,383.98
  4. Step 4: Simplify right side
    19,342.83x = 303,857,892.81
  5. Step 5: Solve for x
    x = 303,857,892.81/19,342.83
  6. Step 6: Final answer
    x = 15,709.07

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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.