Home / 36,172.42-54,258.66-9,877.39

Finding the Fourth Proportional to 36,172.42, 54,258.66 and 9,877.39

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Solution

The fourth proportional to 36,172.42, 54,258.66 and 9,877.39 is: 14,816.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,172.42 : 54,258.66 = 9,877.39 : x
  2. Step 2: Convert to fraction form
    36,172.42/54,258.66 = 9,877.39/x
  3. Step 3: Cross multiply
    36,172.42x = 54,258.66 × 9,877.39
  4. Step 4: Simplify right side
    36,172.42x = 535,933,810.05
  5. Step 5: Solve for x
    x = 535,933,810.05/36,172.42
  6. Step 6: Final answer
    x = 14,816.09

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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.