Home / 18,736.04-25,855.74-10,352.54

Finding the Fourth Proportional to 18,736.04, 25,855.74 and 10,352.54

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Solution

The fourth proportional to 18,736.04, 25,855.74 and 10,352.54 is: 14,286.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736.04 : 25,855.74 = 10,352.54 : x
  2. Step 2: Convert to fraction form
    18,736.04/25,855.74 = 10,352.54/x
  3. Step 3: Cross multiply
    18,736.04x = 25,855.74 × 10,352.54
  4. Step 4: Simplify right side
    18,736.04x = 267,672,401.54
  5. Step 5: Solve for x
    x = 267,672,401.54/18,736.04
  6. Step 6: Final answer
    x = 14,286.50

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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.