Home / 19,471.10-26,813.52-16,917.68

Finding the Fourth Proportional to 19,471.10, 26,813.52 and 16,917.68

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Solution

The fourth proportional to 19,471.10, 26,813.52 and 16,917.68 is: 23,297.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,471.10 : 26,813.52 = 16,917.68 : x
  2. Step 2: Convert to fraction form
    19,471.10/26,813.52 = 16,917.68/x
  3. Step 3: Cross multiply
    19,471.10x = 26,813.52 × 16,917.68
  4. Step 4: Simplify right side
    19,471.10x = 453,622,551.03
  5. Step 5: Solve for x
    x = 453,622,551.03/19,471.10
  6. Step 6: Final answer
    x = 23,297.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.