Home / 43,288.46-64,906.40-16,961.66

Finding the Fourth Proportional to 43,288.46, 64,906.40 and 16,961.66

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Solution

The fourth proportional to 43,288.46, 64,906.40 and 16,961.66 is: 25,432.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,288.46 : 64,906.40 = 16,961.66 : x
  2. Step 2: Convert to fraction form
    43,288.46/64,906.40 = 16,961.66/x
  3. Step 3: Cross multiply
    43,288.46x = 64,906.40 × 16,961.66
  4. Step 4: Simplify right side
    43,288.46x = 1,100,920,006.50
  5. Step 5: Solve for x
    x = 1,100,920,006.50/43,288.46
  6. Step 6: Final answer
    x = 25,432.19

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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.