Home / 18,650.49-25,736.87-10,152.62

Finding the Fourth Proportional to 18,650.49, 25,736.87 and 10,152.62

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Solution

The fourth proportional to 18,650.49, 25,736.87 and 10,152.62 is: 14,010.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,650.49 : 25,736.87 = 10,152.62 : x
  2. Step 2: Convert to fraction form
    18,650.49/25,736.87 = 10,152.62/x
  3. Step 3: Cross multiply
    18,650.49x = 25,736.87 × 10,152.62
  4. Step 4: Simplify right side
    18,650.49x = 261,296,610.34
  5. Step 5: Solve for x
    x = 261,296,610.34/18,650.49
  6. Step 6: Final answer
    x = 14,010.18

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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.