Home / 28,953.11-39,951.92-16,207.01

Finding the Fourth Proportional to 28,953.11, 39,951.92 and 16,207.01

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Solution

The fourth proportional to 28,953.11, 39,951.92 and 16,207.01 is: 22,363.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,953.11 : 39,951.92 = 16,207.01 : x
  2. Step 2: Convert to fraction form
    28,953.11/39,951.92 = 16,207.01/x
  3. Step 3: Cross multiply
    28,953.11x = 39,951.92 × 16,207.01
  4. Step 4: Simplify right side
    28,953.11x = 647,500,886.16
  5. Step 5: Solve for x
    x = 647,500,886.16/28,953.11
  6. Step 6: Final answer
    x = 22,363.78

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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.