Home / 39,655.92-54,735.12-26,930.64

Finding the Fourth Proportional to 39,655.92, 54,735.12 and 26,930.64

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Solution

The fourth proportional to 39,655.92, 54,735.12 and 26,930.64 is: 37,171.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,655.92 : 54,735.12 = 26,930.64 : x
  2. Step 2: Convert to fraction form
    39,655.92/54,735.12 = 26,930.64/x
  3. Step 3: Cross multiply
    39,655.92x = 54,735.12 × 26,930.64
  4. Step 4: Simplify right side
    39,655.92x = 1,474,051,812.08
  5. Step 5: Solve for x
    x = 1,474,051,812.08/39,655.92
  6. Step 6: Final answer
    x = 37,171.04

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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.