Home / 27,456.39-37,889.79-14,881.14

Finding the Fourth Proportional to 27,456.39, 37,889.79 and 14,881.14

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Solution

The fourth proportional to 27,456.39, 37,889.79 and 14,881.14 is: 20,535.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,456.39 : 37,889.79 = 14,881.14 : x
  2. Step 2: Convert to fraction form
    27,456.39/37,889.79 = 14,881.14/x
  3. Step 3: Cross multiply
    27,456.39x = 37,889.79 × 14,881.14
  4. Step 4: Simplify right side
    27,456.39x = 563,843,269.56
  5. Step 5: Solve for x
    x = 563,843,269.56/27,456.39
  6. Step 6: Final answer
    x = 20,535.96

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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.