Home / 39,454.72-54,423.68-26,021.12

Finding the Fourth Proportional to 39,454.72, 54,423.68 and 26,021.12

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Solution

The fourth proportional to 39,454.72, 54,423.68 and 26,021.12 is: 35,893.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,454.72 : 54,423.68 = 26,021.12 : x
  2. Step 2: Convert to fraction form
    39,454.72/54,423.68 = 26,021.12/x
  3. Step 3: Cross multiply
    39,454.72x = 54,423.68 × 26,021.12
  4. Step 4: Simplify right side
    39,454.72x = 1,416,165,108.12
  5. Step 5: Solve for x
    x = 1,416,165,108.12/39,454.72
  6. Step 6: Final answer
    x = 35,893.43

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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.