Home / 18,323.72-25,286.73-10,365.77

Finding the Fourth Proportional to 18,323.72, 25,286.73 and 10,365.77

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Solution

The fourth proportional to 18,323.72, 25,286.73 and 10,365.77 is: 14,304.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323.72 : 25,286.73 = 10,365.77 : x
  2. Step 2: Convert to fraction form
    18,323.72/25,286.73 = 10,365.77/x
  3. Step 3: Cross multiply
    18,323.72x = 25,286.73 × 10,365.77
  4. Step 4: Simplify right side
    18,323.72x = 262,116,509.88
  5. Step 5: Solve for x
    x = 262,116,509.88/18,323.72
  6. Step 6: Final answer
    x = 14,304.77

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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.