Home / 23,379.76-35,069.96-13,057.20

Finding the Fourth Proportional to 23,379.76, 35,069.96 and 13,057.20

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Solution

The fourth proportional to 23,379.76, 35,069.96 and 13,057.20 is: 19,585.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,379.76 : 35,069.96 = 13,057.20 : x
  2. Step 2: Convert to fraction form
    23,379.76/35,069.96 = 13,057.20/x
  3. Step 3: Cross multiply
    23,379.76x = 35,069.96 × 13,057.20
  4. Step 4: Simplify right side
    23,379.76x = 457,915,481.71
  5. Step 5: Solve for x
    x = 457,915,481.71/23,379.76
  6. Step 6: Final answer
    x = 19,585.98

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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.