Home / 14,403.62-19,875.38-8,029.73

Finding the Fourth Proportional to 14,403.62, 19,875.38 and 8,029.73

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Solution

The fourth proportional to 14,403.62, 19,875.38 and 8,029.73 is: 11,080.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403.62 : 19,875.38 = 8,029.73 : x
  2. Step 2: Convert to fraction form
    14,403.62/19,875.38 = 8,029.73/x
  3. Step 3: Cross multiply
    14,403.62x = 19,875.38 × 8,029.73
  4. Step 4: Simplify right side
    14,403.62x = 159,593,795.52
  5. Step 5: Solve for x
    x = 159,593,795.52/14,403.62
  6. Step 6: Final answer
    x = 11,080.12

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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.