Home / 36,947.75-55,423.64-10,651.80

Finding the Fourth Proportional to 36,947.75, 55,423.64 and 10,651.80

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Solution

The fourth proportional to 36,947.75, 55,423.64 and 10,651.80 is: 15,978.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,947.75 : 55,423.64 = 10,651.80 : x
  2. Step 2: Convert to fraction form
    36,947.75/55,423.64 = 10,651.80/x
  3. Step 3: Cross multiply
    36,947.75x = 55,423.64 × 10,651.80
  4. Step 4: Simplify right side
    36,947.75x = 590,361,763.02
  5. Step 5: Solve for x
    x = 590,361,763.02/36,947.75
  6. Step 6: Final answer
    x = 15,978.29

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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.