Home / 18,325.96-25,289.08-10,369.84

Finding the Fourth Proportional to 18,325.96, 25,289.08 and 10,369.84

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Solution

The fourth proportional to 18,325.96, 25,289.08 and 10,369.84 is: 14,309.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.96 : 25,289.08 = 10,369.84 : x
  2. Step 2: Convert to fraction form
    18,325.96/25,289.08 = 10,369.84/x
  3. Step 3: Cross multiply
    18,325.96x = 25,289.08 × 10,369.84
  4. Step 4: Simplify right side
    18,325.96x = 262,243,713.35
  5. Step 5: Solve for x
    x = 262,243,713.35/18,325.96
  6. Step 6: Final answer
    x = 14,309.96

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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.