Home / 14,230.38-21,347.85-6,834.68

Finding the Fourth Proportional to 14,230.38, 21,347.85 and 6,834.68

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Solution

The fourth proportional to 14,230.38, 21,347.85 and 6,834.68 is: 10,253.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,230.38 : 21,347.85 = 6,834.68 : x
  2. Step 2: Convert to fraction form
    14,230.38/21,347.85 = 6,834.68/x
  3. Step 3: Cross multiply
    14,230.38x = 21,347.85 × 6,834.68
  4. Step 4: Simplify right side
    14,230.38x = 145,905,722.38
  5. Step 5: Solve for x
    x = 145,905,722.38/14,230.38
  6. Step 6: Final answer
    x = 10,253.11

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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.