Home / 18,203.99-25,122.31-10,246.73

Finding the Fourth Proportional to 18,203.99, 25,122.31 and 10,246.73

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Solution

The fourth proportional to 18,203.99, 25,122.31 and 10,246.73 is: 14,140.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,203.99 : 25,122.31 = 10,246.73 : x
  2. Step 2: Convert to fraction form
    18,203.99/25,122.31 = 10,246.73/x
  3. Step 3: Cross multiply
    18,203.99x = 25,122.31 × 10,246.73
  4. Step 4: Simplify right side
    18,203.99x = 257,421,376.32
  5. Step 5: Solve for x
    x = 257,421,376.32/18,203.99
  6. Step 6: Final answer
    x = 14,140.94

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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.