Home / 18,334.77-25,299.89-10,267.31

Finding the Fourth Proportional to 18,334.77, 25,299.89 and 10,267.31

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Solution

The fourth proportional to 18,334.77, 25,299.89 and 10,267.31 is: 14,167.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334.77 : 25,299.89 = 10,267.31 : x
  2. Step 2: Convert to fraction form
    18,334.77/25,299.89 = 10,267.31/x
  3. Step 3: Cross multiply
    18,334.77x = 25,299.89 × 10,267.31
  4. Step 4: Simplify right side
    18,334.77x = 259,761,813.60
  5. Step 5: Solve for x
    x = 259,761,813.60/18,334.77
  6. Step 6: Final answer
    x = 14,167.72

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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.