Home / 18,315.03-25,277.97-10,761.35

Finding the Fourth Proportional to 18,315.03, 25,277.97 and 10,761.35

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Solution

The fourth proportional to 18,315.03, 25,277.97 and 10,761.35 is: 14,852.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,315.03 : 25,277.97 = 10,761.35 : x
  2. Step 2: Convert to fraction form
    18,315.03/25,277.97 = 10,761.35/x
  3. Step 3: Cross multiply
    18,315.03x = 25,277.97 × 10,761.35
  4. Step 4: Simplify right side
    18,315.03x = 272,025,145.65
  5. Step 5: Solve for x
    x = 272,025,145.65/18,315.03
  6. Step 6: Final answer
    x = 14,852.57

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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.