Home / 36,015.32-54,022.98-9,720.06

Finding the Fourth Proportional to 36,015.32, 54,022.98 and 9,720.06

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Solution

The fourth proportional to 36,015.32, 54,022.98 and 9,720.06 is: 14,580.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,015.32 : 54,022.98 = 9,720.06 : x
  2. Step 2: Convert to fraction form
    36,015.32/54,022.98 = 9,720.06/x
  3. Step 3: Cross multiply
    36,015.32x = 54,022.98 × 9,720.06
  4. Step 4: Simplify right side
    36,015.32x = 525,106,606.98
  5. Step 5: Solve for x
    x = 525,106,606.98/36,015.32
  6. Step 6: Final answer
    x = 14,580.09

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Similar ratio
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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.