Home / 15,730.24-23,573.36-11,830.08

Finding the Fourth Proportional to 15,730.24, 23,573.36 and 11,830.08

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Solution

The fourth proportional to 15,730.24, 23,573.36 and 11,830.08 is: 17,728.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,730.24 : 23,573.36 = 11,830.08 : x
  2. Step 2: Convert to fraction form
    15,730.24/23,573.36 = 11,830.08/x
  3. Step 3: Cross multiply
    15,730.24x = 23,573.36 × 11,830.08
  4. Step 4: Simplify right side
    15,730.24x = 278,874,734.67
  5. Step 5: Solve for x
    x = 278,874,734.67/15,730.24
  6. Step 6: Final answer
    x = 17,728.57

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