Home / 18,251.77-25,187.81-10,292.44

Finding the Fourth Proportional to 18,251.77, 25,187.81 and 10,292.44

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Solution

The fourth proportional to 18,251.77, 25,187.81 and 10,292.44 is: 14,203.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251.77 : 25,187.81 = 10,292.44 : x
  2. Step 2: Convert to fraction form
    18,251.77/25,187.81 = 10,292.44/x
  3. Step 3: Cross multiply
    18,251.77x = 25,187.81 × 10,292.44
  4. Step 4: Simplify right side
    18,251.77x = 259,243,908.72
  5. Step 5: Solve for x
    x = 259,243,908.72/18,251.77
  6. Step 6: Final answer
    x = 14,203.77

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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.