Home / 18,735.46-25,854.21-10,772.26

Finding the Fourth Proportional to 18,735.46, 25,854.21 and 10,772.26

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Solution

The fourth proportional to 18,735.46, 25,854.21 and 10,772.26 is: 14,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,735.46 : 25,854.21 = 10,772.26 : x
  2. Step 2: Convert to fraction form
    18,735.46/25,854.21 = 10,772.26/x
  3. Step 3: Cross multiply
    18,735.46x = 25,854.21 × 10,772.26
  4. Step 4: Simplify right side
    18,735.46x = 278,508,272.21
  5. Step 5: Solve for x
    x = 278,508,272.21/18,735.46
  6. Step 6: Final answer
    x = 14,865.30

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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.