Home / 18,464.31-25,487.31-10,910.67

Finding the Fourth Proportional to 18,464.31, 25,487.31 and 10,910.67

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Solution

The fourth proportional to 18,464.31, 25,487.31 and 10,910.67 is: 15,060.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,464.31 : 25,487.31 = 10,910.67 : x
  2. Step 2: Convert to fraction form
    18,464.31/25,487.31 = 10,910.67/x
  3. Step 3: Cross multiply
    18,464.31x = 25,487.31 × 10,910.67
  4. Step 4: Simplify right side
    18,464.31x = 278,083,628.60
  5. Step 5: Solve for x
    x = 278,083,628.60/18,464.31
  6. Step 6: Final answer
    x = 15,060.60

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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.