Home / 25,313.64-37,965.15-11,621.91

Finding the Fourth Proportional to 25,313.64, 37,965.15 and 11,621.91

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Solution

The fourth proportional to 25,313.64, 37,965.15 and 11,621.91 is: 17,430.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,313.64 : 37,965.15 = 11,621.91 : x
  2. Step 2: Convert to fraction form
    25,313.64/37,965.15 = 11,621.91/x
  3. Step 3: Cross multiply
    25,313.64x = 37,965.15 × 11,621.91
  4. Step 4: Simplify right side
    25,313.64x = 441,227,556.44
  5. Step 5: Solve for x
    x = 441,227,556.44/25,313.64
  6. Step 6: Final answer
    x = 17,430.43

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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.