Home / 23,718.72-32,730.58-13,107.72

Finding the Fourth Proportional to 23,718.72, 32,730.58 and 13,107.72

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Solution

The fourth proportional to 23,718.72, 32,730.58 and 13,107.72 is: 18,087.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,718.72 : 32,730.58 = 13,107.72 : x
  2. Step 2: Convert to fraction form
    23,718.72/32,730.58 = 13,107.72/x
  3. Step 3: Cross multiply
    23,718.72x = 32,730.58 × 13,107.72
  4. Step 4: Simplify right side
    23,718.72x = 429,023,278.08
  5. Step 5: Solve for x
    x = 429,023,278.08/23,718.72
  6. Step 6: Final answer
    x = 18,087.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.