Home / 19,612.87-26,961.53-16,877.46

Finding the Fourth Proportional to 19,612.87, 26,961.53 and 16,877.46

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Solution

The fourth proportional to 19,612.87, 26,961.53 and 16,877.46 is: 23,201.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,612.87 : 26,961.53 = 16,877.46 : x
  2. Step 2: Convert to fraction form
    19,612.87/26,961.53 = 16,877.46/x
  3. Step 3: Cross multiply
    19,612.87x = 26,961.53 × 16,877.46
  4. Step 4: Simplify right side
    19,612.87x = 455,042,160.83
  5. Step 5: Solve for x
    x = 455,042,160.83/19,612.87
  6. Step 6: Final answer
    x = 23,201.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.