Home / 25,305.06-37,965.69-12,158.34

Finding the Fourth Proportional to 25,305.06, 37,965.69 and 12,158.34

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Solution

The fourth proportional to 25,305.06, 37,965.69 and 12,158.34 is: 18,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305.06 : 37,965.69 = 12,158.34 : x
  2. Step 2: Convert to fraction form
    25,305.06/37,965.69 = 12,158.34/x
  3. Step 3: Cross multiply
    25,305.06x = 37,965.69 × 12,158.34
  4. Step 4: Simplify right side
    25,305.06x = 461,599,767.35
  5. Step 5: Solve for x
    x = 461,599,767.35/25,305.06
  6. Step 6: Final answer
    x = 18,241.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.