Home / 14,250.05-19,665.80-8,586.57

Finding the Fourth Proportional to 14,250.05, 19,665.80 and 8,586.57

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Solution

The fourth proportional to 14,250.05, 19,665.80 and 8,586.57 is: 11,849.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.05 : 19,665.80 = 8,586.57 : x
  2. Step 2: Convert to fraction form
    14,250.05/19,665.80 = 8,586.57/x
  3. Step 3: Cross multiply
    14,250.05x = 19,665.80 × 8,586.57
  4. Step 4: Simplify right side
    14,250.05x = 168,861,725.37
  5. Step 5: Solve for x
    x = 168,861,725.37/14,250.05
  6. Step 6: Final answer
    x = 11,849.91

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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.