Home / 27,035.12-37,310.54-19,897.71

Finding the Fourth Proportional to 27,035.12, 37,310.54 and 19,897.71

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Solution

The fourth proportional to 27,035.12, 37,310.54 and 19,897.71 is: 27,460.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,035.12 : 37,310.54 = 19,897.71 : x
  2. Step 2: Convert to fraction form
    27,035.12/37,310.54 = 19,897.71/x
  3. Step 3: Cross multiply
    27,035.12x = 37,310.54 × 19,897.71
  4. Step 4: Simplify right side
    27,035.12x = 742,394,205.37
  5. Step 5: Solve for x
    x = 742,394,205.37/27,035.12
  6. Step 6: Final answer
    x = 27,460.37

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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.