Home / 33,607.36-50,420.88-13,887.04

Finding the Fourth Proportional to 33,607.36, 50,420.88 and 13,887.04

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Solution

The fourth proportional to 33,607.36, 50,420.88 and 13,887.04 is: 20,834.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,607.36 : 50,420.88 = 13,887.04 : x
  2. Step 2: Convert to fraction form
    33,607.36/50,420.88 = 13,887.04/x
  3. Step 3: Cross multiply
    33,607.36x = 50,420.88 × 13,887.04
  4. Step 4: Simplify right side
    33,607.36x = 700,196,777.40
  5. Step 5: Solve for x
    x = 700,196,777.40/33,607.36
  6. Step 6: Final answer
    x = 20,834.63

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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.