Home / 18,316.32-25,277.77-10,358.54

Finding the Fourth Proportional to 18,316.32, 25,277.77 and 10,358.54

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Solution

The fourth proportional to 18,316.32, 25,277.77 and 10,358.54 is: 14,295.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.32 : 25,277.77 = 10,358.54 : x
  2. Step 2: Convert to fraction form
    18,316.32/25,277.77 = 10,358.54/x
  3. Step 3: Cross multiply
    18,316.32x = 25,277.77 × 10,358.54
  4. Step 4: Simplify right side
    18,316.32x = 261,840,791.66
  5. Step 5: Solve for x
    x = 261,840,791.66/18,316.32
  6. Step 6: Final answer
    x = 14,295.49

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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.