Home / 39,826.83-54,942.57-25,684.23

Finding the Fourth Proportional to 39,826.83, 54,942.57 and 25,684.23

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Solution

The fourth proportional to 39,826.83, 54,942.57 and 25,684.23 is: 35,432.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,826.83 : 54,942.57 = 25,684.23 : x
  2. Step 2: Convert to fraction form
    39,826.83/54,942.57 = 25,684.23/x
  3. Step 3: Cross multiply
    39,826.83x = 54,942.57 × 25,684.23
  4. Step 4: Simplify right side
    39,826.83x = 1,411,157,604.67
  5. Step 5: Solve for x
    x = 1,411,157,604.67/39,826.83
  6. Step 6: Final answer
    x = 35,432.34

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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.