Home / 32,911.70-49,355.40-10,725.80

Finding the Fourth Proportional to 32,911.70, 49,355.40 and 10,725.80

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Solution

The fourth proportional to 32,911.70, 49,355.40 and 10,725.80 is: 16,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,911.70 : 49,355.40 = 10,725.80 : x
  2. Step 2: Convert to fraction form
    32,911.70/49,355.40 = 10,725.80/x
  3. Step 3: Cross multiply
    32,911.70x = 49,355.40 × 10,725.80
  4. Step 4: Simplify right side
    32,911.70x = 529,376,149.32
  5. Step 5: Solve for x
    x = 529,376,149.32/32,911.70
  6. Step 6: Final answer
    x = 16,084.74

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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.