Home / 36,983.34-51,040.58-21,880.86

Finding the Fourth Proportional to 36,983.34, 51,040.58 and 21,880.86

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Solution

The fourth proportional to 36,983.34, 51,040.58 and 21,880.86 is: 30,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,983.34 : 51,040.58 = 21,880.86 : x
  2. Step 2: Convert to fraction form
    36,983.34/51,040.58 = 21,880.86/x
  3. Step 3: Cross multiply
    36,983.34x = 51,040.58 × 21,880.86
  4. Step 4: Simplify right side
    36,983.34x = 1,116,811,675.89
  5. Step 5: Solve for x
    x = 1,116,811,675.89/36,983.34
  6. Step 6: Final answer
    x = 30,197.70

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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.