Home / 27,253.21-37,637.99-18,777.37

Finding the Fourth Proportional to 27,253.21, 37,637.99 and 18,777.37

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Solution

The fourth proportional to 27,253.21, 37,637.99 and 18,777.37 is: 25,932.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,253.21 : 37,637.99 = 18,777.37 : x
  2. Step 2: Convert to fraction form
    27,253.21/37,637.99 = 18,777.37/x
  3. Step 3: Cross multiply
    27,253.21x = 37,637.99 × 18,777.37
  4. Step 4: Simplify right side
    27,253.21x = 706,742,370.40
  5. Step 5: Solve for x
    x = 706,742,370.40/27,253.21
  6. Step 6: Final answer
    x = 25,932.45

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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.