Home / 14,744.66-22,116.96-12,142.12

Finding the Fourth Proportional to 14,744.66, 22,116.96 and 12,142.12

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Solution

The fourth proportional to 14,744.66, 22,116.96 and 12,142.12 is: 18,213.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.66 : 22,116.96 = 12,142.12 : x
  2. Step 2: Convert to fraction form
    14,744.66/22,116.96 = 12,142.12/x
  3. Step 3: Cross multiply
    14,744.66x = 22,116.96 × 12,142.12
  4. Step 4: Simplify right side
    14,744.66x = 268,546,782.36
  5. Step 5: Solve for x
    x = 268,546,782.36/14,744.66
  6. Step 6: Final answer
    x = 18,213.16

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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.