Home / 14,100.12-21,150.96-5,334.24

Finding the Fourth Proportional to 14,100.12, 21,150.96 and 5,334.24

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Solution

The fourth proportional to 14,100.12, 21,150.96 and 5,334.24 is: 8,001.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.12 : 21,150.96 = 5,334.24 : x
  2. Step 2: Convert to fraction form
    14,100.12/21,150.96 = 5,334.24/x
  3. Step 3: Cross multiply
    14,100.12x = 21,150.96 × 5,334.24
  4. Step 4: Simplify right side
    14,100.12x = 112,824,296.87
  5. Step 5: Solve for x
    x = 112,824,296.87/14,100.12
  6. Step 6: Final answer
    x = 8,001.66

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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.