Home / 23,389.43-32,277.38-12,779.06

Finding the Fourth Proportional to 23,389.43, 32,277.38 and 12,779.06

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Solution

The fourth proportional to 23,389.43, 32,277.38 and 12,779.06 is: 17,635.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,389.43 : 32,277.38 = 12,779.06 : x
  2. Step 2: Convert to fraction form
    23,389.43/32,277.38 = 12,779.06/x
  3. Step 3: Cross multiply
    23,389.43x = 32,277.38 × 12,779.06
  4. Step 4: Simplify right side
    23,389.43x = 412,474,350.38
  5. Step 5: Solve for x
    x = 412,474,350.38/23,389.43
  6. Step 6: Final answer
    x = 17,635.08

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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.