Home / 19,454.45-26,815.73-16,895.66

Finding the Fourth Proportional to 19,454.45, 26,815.73 and 16,895.66

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Solution

The fourth proportional to 19,454.45, 26,815.73 and 16,895.66 is: 23,288.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,454.45 : 26,815.73 = 16,895.66 : x
  2. Step 2: Convert to fraction form
    19,454.45/26,815.73 = 16,895.66/x
  3. Step 3: Cross multiply
    19,454.45x = 26,815.73 × 16,895.66
  4. Step 4: Simplify right side
    19,454.45x = 453,069,238.17
  5. Step 5: Solve for x
    x = 453,069,238.17/19,454.45
  6. Step 6: Final answer
    x = 23,288.73

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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.