Home / 36,437.85-50,287.81-21,329.60

Finding the Fourth Proportional to 36,437.85, 50,287.81 and 21,329.60

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Solution

The fourth proportional to 36,437.85, 50,287.81 and 21,329.60 is: 29,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,437.85 : 50,287.81 = 21,329.60 : x
  2. Step 2: Convert to fraction form
    36,437.85/50,287.81 = 21,329.60/x
  3. Step 3: Cross multiply
    36,437.85x = 50,287.81 × 21,329.60
  4. Step 4: Simplify right side
    36,437.85x = 1,072,618,872.18
  5. Step 5: Solve for x
    x = 1,072,618,872.18/36,437.85
  6. Step 6: Final answer
    x = 29,436.94

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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.