Home / 47,628.19-65,727.21-27,485.92

Finding the Fourth Proportional to 47,628.19, 65,727.21 and 27,485.92

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Solution

The fourth proportional to 47,628.19, 65,727.21 and 27,485.92 is: 37,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,628.19 : 65,727.21 = 27,485.92 : x
  2. Step 2: Convert to fraction form
    47,628.19/65,727.21 = 27,485.92/x
  3. Step 3: Cross multiply
    47,628.19x = 65,727.21 × 27,485.92
  4. Step 4: Simplify right side
    47,628.19x = 1,806,572,835.88
  5. Step 5: Solve for x
    x = 1,806,572,835.88/47,628.19
  6. Step 6: Final answer
    x = 37,930.75

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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.