Home / 14,037.42-21,044.91-8,107.56

Finding the Fourth Proportional to 14,037.42, 21,044.91 and 8,107.56

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Solution

The fourth proportional to 14,037.42, 21,044.91 and 8,107.56 is: 12,154.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.42 : 21,044.91 = 8,107.56 : x
  2. Step 2: Convert to fraction form
    14,037.42/21,044.91 = 8,107.56/x
  3. Step 3: Cross multiply
    14,037.42x = 21,044.91 × 8,107.56
  4. Step 4: Simplify right side
    14,037.42x = 170,622,870.52
  5. Step 5: Solve for x
    x = 170,622,870.52/14,037.42
  6. Step 6: Final answer
    x = 12,154.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.