Home / 32,771.88-45,214.50-19,338.60

Finding the Fourth Proportional to 32,771.88, 45,214.50 and 19,338.60

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Solution

The fourth proportional to 32,771.88, 45,214.50 and 19,338.60 is: 26,680.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,771.88 : 45,214.50 = 19,338.60 : x
  2. Step 2: Convert to fraction form
    32,771.88/45,214.50 = 19,338.60/x
  3. Step 3: Cross multiply
    32,771.88x = 45,214.50 × 19,338.60
  4. Step 4: Simplify right side
    32,771.88x = 874,385,129.70
  5. Step 5: Solve for x
    x = 874,385,129.70/32,771.88
  6. Step 6: Final answer
    x = 26,680.96

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1.5x scale

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.