Home / 28,953.45-39,956.19-17,623.42

Finding the Fourth Proportional to 28,953.45, 39,956.19 and 17,623.42

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Solution

The fourth proportional to 28,953.45, 39,956.19 and 17,623.42 is: 24,320.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,953.45 : 39,956.19 = 17,623.42 : x
  2. Step 2: Convert to fraction form
    28,953.45/39,956.19 = 17,623.42/x
  3. Step 3: Cross multiply
    28,953.45x = 39,956.19 × 17,623.42
  4. Step 4: Simplify right side
    28,953.45x = 704,164,776.75
  5. Step 5: Solve for x
    x = 704,164,776.75/28,953.45
  6. Step 6: Final answer
    x = 24,320.58

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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.