Home / 18,403.41-25,396.62-10,335.94

Finding the Fourth Proportional to 18,403.41, 25,396.62 and 10,335.94

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Solution

The fourth proportional to 18,403.41, 25,396.62 and 10,335.94 is: 14,263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,403.41 : 25,396.62 = 10,335.94 : x
  2. Step 2: Convert to fraction form
    18,403.41/25,396.62 = 10,335.94/x
  3. Step 3: Cross multiply
    18,403.41x = 25,396.62 × 10,335.94
  4. Step 4: Simplify right side
    18,403.41x = 262,497,940.52
  5. Step 5: Solve for x
    x = 262,497,940.52/18,403.41
  6. Step 6: Final answer
    x = 14,263.55

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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.