Home / 18,555.21-25,606.37-10,597.38

Finding the Fourth Proportional to 18,555.21, 25,606.37 and 10,597.38

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Solution

The fourth proportional to 18,555.21, 25,606.37 and 10,597.38 is: 14,624.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555.21 : 25,606.37 = 10,597.38 : x
  2. Step 2: Convert to fraction form
    18,555.21/25,606.37 = 10,597.38/x
  3. Step 3: Cross multiply
    18,555.21x = 25,606.37 × 10,597.38
  4. Step 4: Simplify right side
    18,555.21x = 271,360,433.31
  5. Step 5: Solve for x
    x = 271,360,433.31/18,555.21
  6. Step 6: Final answer
    x = 14,624.49

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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.