Home / 36,543.74-54,783.20-17,813.30

Finding the Fourth Proportional to 36,543.74, 54,783.20 and 17,813.30

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Solution

The fourth proportional to 36,543.74, 54,783.20 and 17,813.30 is: 26,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,543.74 : 54,783.20 = 17,813.30 : x
  2. Step 2: Convert to fraction form
    36,543.74/54,783.20 = 17,813.30/x
  3. Step 3: Cross multiply
    36,543.74x = 54,783.20 × 17,813.30
  4. Step 4: Simplify right side
    36,543.74x = 975,869,576.56
  5. Step 5: Solve for x
    x = 975,869,576.56/36,543.74
  6. Step 6: Final answer
    x = 26,704.15

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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.