Home / 14,555.12-21,832.72-5,790

Finding the Fourth Proportional to 14,555.12, 21,832.72 and 5,790

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Solution

The fourth proportional to 14,555.12, 21,832.72 and 5,790 is: 8,685.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555.12 : 21,832.72 = 5,790 : x
  2. Step 2: Convert to fraction form
    14,555.12/21,832.72 = 5,790/x
  3. Step 3: Cross multiply
    14,555.12x = 21,832.72 × 5,790
  4. Step 4: Simplify right side
    14,555.12x = 126,411,448.80
  5. Step 5: Solve for x
    x = 126,411,448.80/14,555.12
  6. Step 6: Final answer
    x = 8,685.02

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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.