Home / 39,609.36-54,659.52-23,684.40

Finding the Fourth Proportional to 39,609.36, 54,659.52 and 23,684.40

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Solution

The fourth proportional to 39,609.36, 54,659.52 and 23,684.40 is: 32,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,609.36 : 54,659.52 = 23,684.40 : x
  2. Step 2: Convert to fraction form
    39,609.36/54,659.52 = 23,684.40/x
  3. Step 3: Cross multiply
    39,609.36x = 54,659.52 × 23,684.40
  4. Step 4: Simplify right side
    39,609.36x = 1,294,577,935.49
  5. Step 5: Solve for x
    x = 1,294,577,935.49/39,609.36
  6. Step 6: Final answer
    x = 32,683.64

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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.