Home / 18,604.08-25,598.61-18,161.21

Finding the Fourth Proportional to 18,604.08, 25,598.61 and 18,161.21

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Solution

The fourth proportional to 18,604.08, 25,598.61 and 18,161.21 is: 24,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604.08 : 25,598.61 = 18,161.21 : x
  2. Step 2: Convert to fraction form
    18,604.08/25,598.61 = 18,161.21/x
  3. Step 3: Cross multiply
    18,604.08x = 25,598.61 × 18,161.21
  4. Step 4: Simplify right side
    18,604.08x = 464,901,744.84
  5. Step 5: Solve for x
    x = 464,901,744.84/18,604.08
  6. Step 6: Final answer
    x = 24,989.24

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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.