Home / 18,418.04-25,416.90-10,034.54

Finding the Fourth Proportional to 18,418.04, 25,416.90 and 10,034.54

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Solution

The fourth proportional to 18,418.04, 25,416.90 and 10,034.54 is: 13,847.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,418.04 : 25,416.90 = 10,034.54 : x
  2. Step 2: Convert to fraction form
    18,418.04/25,416.90 = 10,034.54/x
  3. Step 3: Cross multiply
    18,418.04x = 25,416.90 × 10,034.54
  4. Step 4: Simplify right side
    18,418.04x = 255,046,899.73
  5. Step 5: Solve for x
    x = 255,046,899.73/18,418.04
  6. Step 6: Final answer
    x = 13,847.67

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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.