Home / 38,827.40-58,241.10-26,385.80

Finding the Fourth Proportional to 38,827.40, 58,241.10 and 26,385.80

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Solution

The fourth proportional to 38,827.40, 58,241.10 and 26,385.80 is: 39,578.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,827.40 : 58,241.10 = 26,385.80 : x
  2. Step 2: Convert to fraction form
    38,827.40/58,241.10 = 26,385.80/x
  3. Step 3: Cross multiply
    38,827.40x = 58,241.10 × 26,385.80
  4. Step 4: Simplify right side
    38,827.40x = 1,536,738,016.38
  5. Step 5: Solve for x
    x = 1,536,738,016.38/38,827.40
  6. Step 6: Final answer
    x = 39,578.70

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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.