Home / 39,609.94-54,656.52-23,688.58

Finding the Fourth Proportional to 39,609.94, 54,656.52 and 23,688.58

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Solution

The fourth proportional to 39,609.94, 54,656.52 and 23,688.58 is: 32,687.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,609.94 : 54,656.52 = 23,688.58 : x
  2. Step 2: Convert to fraction form
    39,609.94/54,656.52 = 23,688.58/x
  3. Step 3: Cross multiply
    39,609.94x = 54,656.52 × 23,688.58
  4. Step 4: Simplify right side
    39,609.94x = 1,294,735,346.54
  5. Step 5: Solve for x
    x = 1,294,735,346.54/39,609.94
  6. Step 6: Final answer
    x = 32,687.13

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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.