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Finding the Fourth Proportional to 35,665.96, 53,511.90 and 16,951.72

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Solution

The fourth proportional to 35,665.96, 53,511.90 and 16,951.72 is: 25,433.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,665.96 : 53,511.90 = 16,951.72 : x
  2. Step 2: Convert to fraction form
    35,665.96/53,511.90 = 16,951.72/x
  3. Step 3: Cross multiply
    35,665.96x = 53,511.90 × 16,951.72
  4. Step 4: Simplify right side
    35,665.96x = 907,118,745.47
  5. Step 5: Solve for x
    x = 907,118,745.47/35,665.96
  6. Step 6: Final answer
    x = 25,433.74

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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.