Home / 18,441.78-25,449.99-10,058.28

Finding the Fourth Proportional to 18,441.78, 25,449.99 and 10,058.28

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Solution

The fourth proportional to 18,441.78, 25,449.99 and 10,058.28 is: 13,880.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441.78 : 25,449.99 = 10,058.28 : x
  2. Step 2: Convert to fraction form
    18,441.78/25,449.99 = 10,058.28/x
  3. Step 3: Cross multiply
    18,441.78x = 25,449.99 × 10,058.28
  4. Step 4: Simplify right side
    18,441.78x = 255,983,125.42
  5. Step 5: Solve for x
    x = 255,983,125.42/18,441.78
  6. Step 6: Final answer
    x = 13,880.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.