Home / 13,022.28-19,531.26-4,700.70

Finding the Fourth Proportional to 13,022.28, 19,531.26 and 4,700.70

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Solution

The fourth proportional to 13,022.28, 19,531.26 and 4,700.70 is: 7,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.28 : 19,531.26 = 4,700.70 : x
  2. Step 2: Convert to fraction form
    13,022.28/19,531.26 = 4,700.70/x
  3. Step 3: Cross multiply
    13,022.28x = 19,531.26 × 4,700.70
  4. Step 4: Simplify right side
    13,022.28x = 91,810,593.88
  5. Step 5: Solve for x
    x = 91,810,593.88/13,022.28
  6. Step 6: Final answer
    x = 7,050.27

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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.