Home / 18,325.17-25,286.98-10,365.84

Finding the Fourth Proportional to 18,325.17, 25,286.98 and 10,365.84

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Solution

The fourth proportional to 18,325.17, 25,286.98 and 10,365.84 is: 14,303.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.17 : 25,286.98 = 10,365.84 : x
  2. Step 2: Convert to fraction form
    18,325.17/25,286.98 = 10,365.84/x
  3. Step 3: Cross multiply
    18,325.17x = 25,286.98 × 10,365.84
  4. Step 4: Simplify right side
    18,325.17x = 262,120,762.85
  5. Step 5: Solve for x
    x = 262,120,762.85/18,325.17
  6. Step 6: Final answer
    x = 14,303.87

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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.