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Finding the Fourth Proportional to 52,676.94, 79,006.56 and 17,616.54

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Solution

The fourth proportional to 52,676.94, 79,006.56 and 17,616.54 is: 26,421.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,676.94 : 79,006.56 = 17,616.54 : x
  2. Step 2: Convert to fraction form
    52,676.94/79,006.56 = 17,616.54/x
  3. Step 3: Cross multiply
    52,676.94x = 79,006.56 × 17,616.54
  4. Step 4: Simplify right side
    52,676.94x = 1,391,822,224.50
  5. Step 5: Solve for x
    x = 1,391,822,224.50/52,676.94
  6. Step 6: Final answer
    x = 26,421.85

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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.