Home / 18,834.32-25,994.91-12,461.24

Finding the Fourth Proportional to 18,834.32, 25,994.91 and 12,461.24

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Solution

The fourth proportional to 18,834.32, 25,994.91 and 12,461.24 is: 17,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.32 : 25,994.91 = 12,461.24 : x
  2. Step 2: Convert to fraction form
    18,834.32/25,994.91 = 12,461.24/x
  3. Step 3: Cross multiply
    18,834.32x = 25,994.91 × 12,461.24
  4. Step 4: Simplify right side
    18,834.32x = 323,928,682.31
  5. Step 5: Solve for x
    x = 323,928,682.31/18,834.32
  6. Step 6: Final answer
    x = 17,198.86

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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.