Home / 18,325.89-25,289.72-10,367.94

Finding the Fourth Proportional to 18,325.89, 25,289.72 and 10,367.94

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Solution

The fourth proportional to 18,325.89, 25,289.72 and 10,367.94 is: 14,307.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.89 : 25,289.72 = 10,367.94 : x
  2. Step 2: Convert to fraction form
    18,325.89/25,289.72 = 10,367.94/x
  3. Step 3: Cross multiply
    18,325.89x = 25,289.72 × 10,367.94
  4. Step 4: Simplify right side
    18,325.89x = 262,202,247.74
  5. Step 5: Solve for x
    x = 262,202,247.74/18,325.89
  6. Step 6: Final answer
    x = 14,307.75

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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.