Home / 25,260.80-37,902.12-13,560.34

Finding the Fourth Proportional to 25,260.80, 37,902.12 and 13,560.34

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Solution

The fourth proportional to 25,260.80, 37,902.12 and 13,560.34 is: 20,346.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,260.80 : 37,902.12 = 13,560.34 : x
  2. Step 2: Convert to fraction form
    25,260.80/37,902.12 = 13,560.34/x
  3. Step 3: Cross multiply
    25,260.80x = 37,902.12 × 13,560.34
  4. Step 4: Simplify right side
    25,260.80x = 513,965,633.92
  5. Step 5: Solve for x
    x = 513,965,633.92/25,260.80
  6. Step 6: Final answer
    x = 20,346.37

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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.