Home / 28,429.44-39,197.76-23,376

Finding the Fourth Proportional to 28,429.44, 39,197.76 and 23,376

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Solution

The fourth proportional to 28,429.44, 39,197.76 and 23,376 is: 32,230.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,429.44 : 39,197.76 = 23,376 : x
  2. Step 2: Convert to fraction form
    28,429.44/39,197.76 = 23,376/x
  3. Step 3: Cross multiply
    28,429.44x = 39,197.76 × 23,376
  4. Step 4: Simplify right side
    28,429.44x = 916,286,837.76
  5. Step 5: Solve for x
    x = 916,286,837.76/28,429.44
  6. Step 6: Final answer
    x = 32,230.21

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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.