Home / 33,120.17-49,780.62-21,913.73

Finding the Fourth Proportional to 33,120.17, 49,780.62 and 21,913.73

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Solution

The fourth proportional to 33,120.17, 49,780.62 and 21,913.73 is: 32,937.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,120.17 : 49,780.62 = 21,913.73 : x
  2. Step 2: Convert to fraction form
    33,120.17/49,780.62 = 21,913.73/x
  3. Step 3: Cross multiply
    33,120.17x = 49,780.62 × 21,913.73
  4. Step 4: Simplify right side
    33,120.17x = 1,090,878,956.34
  5. Step 5: Solve for x
    x = 1,090,878,956.34/33,120.17
  6. Step 6: Final answer
    x = 32,937.00

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1.5x scale

Why These Related Problems?

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