Home / 14,244.20-21,366.30-8,100.20

Finding the Fourth Proportional to 14,244.20, 21,366.30 and 8,100.20

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Solution

The fourth proportional to 14,244.20, 21,366.30 and 8,100.20 is: 12,150.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244.20 : 21,366.30 = 8,100.20 : x
  2. Step 2: Convert to fraction form
    14,244.20/21,366.30 = 8,100.20/x
  3. Step 3: Cross multiply
    14,244.20x = 21,366.30 × 8,100.20
  4. Step 4: Simplify right side
    14,244.20x = 173,071,303.26
  5. Step 5: Solve for x
    x = 173,071,303.26/14,244.20
  6. Step 6: Final answer
    x = 12,150.30

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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.