Home / 14,690.73-20,273.99-8,404.17

Finding the Fourth Proportional to 14,690.73, 20,273.99 and 8,404.17

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Solution

The fourth proportional to 14,690.73, 20,273.99 and 8,404.17 is: 11,598.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,690.73 : 20,273.99 = 8,404.17 : x
  2. Step 2: Convert to fraction form
    14,690.73/20,273.99 = 8,404.17/x
  3. Step 3: Cross multiply
    14,690.73x = 20,273.99 × 8,404.17
  4. Step 4: Simplify right side
    14,690.73x = 170,386,058.54
  5. Step 5: Solve for x
    x = 170,386,058.54/14,690.73
  6. Step 6: Final answer
    x = 11,598.20

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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.