Home / 14,856.26-20,501.79-8,141.73

Finding the Fourth Proportional to 14,856.26, 20,501.79 and 8,141.73

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Solution

The fourth proportional to 14,856.26, 20,501.79 and 8,141.73 is: 11,235.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,856.26 : 20,501.79 = 8,141.73 : x
  2. Step 2: Convert to fraction form
    14,856.26/20,501.79 = 8,141.73/x
  3. Step 3: Cross multiply
    14,856.26x = 20,501.79 × 8,141.73
  4. Step 4: Simplify right side
    14,856.26x = 166,920,127.17
  5. Step 5: Solve for x
    x = 166,920,127.17/14,856.26
  6. Step 6: Final answer
    x = 11,235.68

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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.