Home / 18,367.62-25,353.04-10,813.34

Finding the Fourth Proportional to 18,367.62, 25,353.04 and 10,813.34

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Solution

The fourth proportional to 18,367.62, 25,353.04 and 10,813.34 is: 14,925.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367.62 : 25,353.04 = 10,813.34 : x
  2. Step 2: Convert to fraction form
    18,367.62/25,353.04 = 10,813.34/x
  3. Step 3: Cross multiply
    18,367.62x = 25,353.04 × 10,813.34
  4. Step 4: Simplify right side
    18,367.62x = 274,151,041.55
  5. Step 5: Solve for x
    x = 274,151,041.55/18,367.62
  6. Step 6: Final answer
    x = 14,925.78

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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.