Home / 18,414.87-25,409.70-10,346.94

Finding the Fourth Proportional to 18,414.87, 25,409.70 and 10,346.94

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Solution

The fourth proportional to 18,414.87, 25,409.70 and 10,346.94 is: 14,277.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,414.87 : 25,409.70 = 10,346.94 : x
  2. Step 2: Convert to fraction form
    18,414.87/25,409.70 = 10,346.94/x
  3. Step 3: Cross multiply
    18,414.87x = 25,409.70 × 10,346.94
  4. Step 4: Simplify right side
    18,414.87x = 262,912,641.32
  5. Step 5: Solve for x
    x = 262,912,641.32/18,414.87
  6. Step 6: Final answer
    x = 14,277.19

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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.