Home / 14,335.08-21,491.46-6,834.78

Finding the Fourth Proportional to 14,335.08, 21,491.46 and 6,834.78

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Solution

The fourth proportional to 14,335.08, 21,491.46 and 6,834.78 is: 10,246.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335.08 : 21,491.46 = 6,834.78 : x
  2. Step 2: Convert to fraction form
    14,335.08/21,491.46 = 6,834.78/x
  3. Step 3: Cross multiply
    14,335.08x = 21,491.46 × 6,834.78
  4. Step 4: Simplify right side
    14,335.08x = 146,889,400.98
  5. Step 5: Solve for x
    x = 146,889,400.98/14,335.08
  6. Step 6: Final answer
    x = 10,246.85

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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.