Home / 18,284.69-25,233.80-10,731.35

Finding the Fourth Proportional to 18,284.69, 25,233.80 and 10,731.35

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Solution

The fourth proportional to 18,284.69, 25,233.80 and 10,731.35 is: 14,809.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.69 : 25,233.80 = 10,731.35 : x
  2. Step 2: Convert to fraction form
    18,284.69/25,233.80 = 10,731.35/x
  3. Step 3: Cross multiply
    18,284.69x = 25,233.80 × 10,731.35
  4. Step 4: Simplify right side
    18,284.69x = 270,792,749.06
  5. Step 5: Solve for x
    x = 270,792,749.06/18,284.69
  6. Step 6: Final answer
    x = 14,809.81

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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.