Home / 14,273.73-19,697.72-8,305.75

Finding the Fourth Proportional to 14,273.73, 19,697.72 and 8,305.75

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Solution

The fourth proportional to 14,273.73, 19,697.72 and 8,305.75 is: 11,461.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.73 : 19,697.72 = 8,305.75 : x
  2. Step 2: Convert to fraction form
    14,273.73/19,697.72 = 8,305.75/x
  3. Step 3: Cross multiply
    14,273.73x = 19,697.72 × 8,305.75
  4. Step 4: Simplify right side
    14,273.73x = 163,604,320.98
  5. Step 5: Solve for x
    x = 163,604,320.98/14,273.73
  6. Step 6: Final answer
    x = 11,461.92

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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.