Home / 14,239.89-19,650.09-8,573.55

Finding the Fourth Proportional to 14,239.89, 19,650.09 and 8,573.55

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Solution

The fourth proportional to 14,239.89, 19,650.09 and 8,573.55 is: 11,830.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239.89 : 19,650.09 = 8,573.55 : x
  2. Step 2: Convert to fraction form
    14,239.89/19,650.09 = 8,573.55/x
  3. Step 3: Cross multiply
    14,239.89x = 19,650.09 × 8,573.55
  4. Step 4: Simplify right side
    14,239.89x = 168,471,029.12
  5. Step 5: Solve for x
    x = 168,471,029.12/14,239.89
  6. Step 6: Final answer
    x = 11,830.92

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Double scale
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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.