Home / 20,305.08-27,994.14-14,635.08

Finding the Fourth Proportional to 20,305.08, 27,994.14 and 14,635.08

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Solution

The fourth proportional to 20,305.08, 27,994.14 and 14,635.08 is: 20,177.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,305.08 : 27,994.14 = 14,635.08 : x
  2. Step 2: Convert to fraction form
    20,305.08/27,994.14 = 14,635.08/x
  3. Step 3: Cross multiply
    20,305.08x = 27,994.14 × 14,635.08
  4. Step 4: Simplify right side
    20,305.08x = 409,696,478.43
  5. Step 5: Solve for x
    x = 409,696,478.43/20,305.08
  6. Step 6: Final answer
    x = 20,177.04

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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.