Home / 39,406.52-54,440.26-25,826.81

Finding the Fourth Proportional to 39,406.52, 54,440.26 and 25,826.81

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Solution

The fourth proportional to 39,406.52, 54,440.26 and 25,826.81 is: 35,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,406.52 : 54,440.26 = 25,826.81 : x
  2. Step 2: Convert to fraction form
    39,406.52/54,440.26 = 25,826.81/x
  3. Step 3: Cross multiply
    39,406.52x = 54,440.26 × 25,826.81
  4. Step 4: Simplify right side
    39,406.52x = 1,406,017,914.60
  5. Step 5: Solve for x
    x = 1,406,017,914.60/39,406.52
  6. Step 6: Final answer
    x = 35,679.83

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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.