Home / 26,542.89-39,827.30-16,686.81

Finding the Fourth Proportional to 26,542.89, 39,827.30 and 16,686.81

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Solution

The fourth proportional to 26,542.89, 39,827.30 and 16,686.81 is: 25,038.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,542.89 : 39,827.30 = 16,686.81 : x
  2. Step 2: Convert to fraction form
    26,542.89/39,827.30 = 16,686.81/x
  3. Step 3: Cross multiply
    26,542.89x = 39,827.30 × 16,686.81
  4. Step 4: Simplify right side
    26,542.89x = 664,590,504.48
  5. Step 5: Solve for x
    x = 664,590,504.48/26,542.89
  6. Step 6: Final answer
    x = 25,038.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.