Home / 13,830.59-20,747.07-5,933.45

Finding the Fourth Proportional to 13,830.59, 20,747.07 and 5,933.45

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Solution

The fourth proportional to 13,830.59, 20,747.07 and 5,933.45 is: 8,900.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,830.59 : 20,747.07 = 5,933.45 : x
  2. Step 2: Convert to fraction form
    13,830.59/20,747.07 = 5,933.45/x
  3. Step 3: Cross multiply
    13,830.59x = 20,747.07 × 5,933.45
  4. Step 4: Simplify right side
    13,830.59x = 123,101,754.36
  5. Step 5: Solve for x
    x = 123,101,754.36/13,830.59
  6. Step 6: Final answer
    x = 8,900.69

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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.