Home / 18,267.58-25,208.76-10,310.55

Finding the Fourth Proportional to 18,267.58, 25,208.76 and 10,310.55

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Solution

The fourth proportional to 18,267.58, 25,208.76 and 10,310.55 is: 14,228.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267.58 : 25,208.76 = 10,310.55 : x
  2. Step 2: Convert to fraction form
    18,267.58/25,208.76 = 10,310.55/x
  3. Step 3: Cross multiply
    18,267.58x = 25,208.76 × 10,310.55
  4. Step 4: Simplify right side
    18,267.58x = 259,916,180.42
  5. Step 5: Solve for x
    x = 259,916,180.42/18,267.58
  6. Step 6: Final answer
    x = 14,228.28

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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.