Home / 14,116.20-21,178.92-5,800.13

Finding the Fourth Proportional to 14,116.20, 21,178.92 and 5,800.13

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Solution

The fourth proportional to 14,116.20, 21,178.92 and 5,800.13 is: 8,702.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116.20 : 21,178.92 = 5,800.13 : x
  2. Step 2: Convert to fraction form
    14,116.20/21,178.92 = 5,800.13/x
  3. Step 3: Cross multiply
    14,116.20x = 21,178.92 × 5,800.13
  4. Step 4: Simplify right side
    14,116.20x = 122,840,489.26
  5. Step 5: Solve for x
    x = 122,840,489.26/14,116.20
  6. Step 6: Final answer
    x = 8,702.09

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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.