Home / 18,441.29-25,449.01-10,057.79

Finding the Fourth Proportional to 18,441.29, 25,449.01 and 10,057.79

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Solution

The fourth proportional to 18,441.29, 25,449.01 and 10,057.79 is: 13,879.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441.29 : 25,449.01 = 10,057.79 : x
  2. Step 2: Convert to fraction form
    18,441.29/25,449.01 = 10,057.79/x
  3. Step 3: Cross multiply
    18,441.29x = 25,449.01 × 10,057.79
  4. Step 4: Simplify right side
    18,441.29x = 255,960,836.77
  5. Step 5: Solve for x
    x = 255,960,836.77/18,441.29
  6. Step 6: Final answer
    x = 13,879.77

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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.