Home / 18,325.38-25,289.03-10,367.47

Finding the Fourth Proportional to 18,325.38, 25,289.03 and 10,367.47

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Solution

The fourth proportional to 18,325.38, 25,289.03 and 10,367.47 is: 14,307.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.38 : 25,289.03 = 10,367.47 : x
  2. Step 2: Convert to fraction form
    18,325.38/25,289.03 = 10,367.47/x
  3. Step 3: Cross multiply
    18,325.38x = 25,289.03 × 10,367.47
  4. Step 4: Simplify right side
    18,325.38x = 262,183,259.85
  5. Step 5: Solve for x
    x = 262,183,259.85/18,325.38
  6. Step 6: Final answer
    x = 14,307.11

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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.