Home / 33,427.40-50,116.80-13,695.80

Finding the Fourth Proportional to 33,427.40, 50,116.80 and 13,695.80

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Solution

The fourth proportional to 33,427.40, 50,116.80 and 13,695.80 is: 20,533.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,427.40 : 50,116.80 = 13,695.80 : x
  2. Step 2: Convert to fraction form
    33,427.40/50,116.80 = 13,695.80/x
  3. Step 3: Cross multiply
    33,427.40x = 50,116.80 × 13,695.80
  4. Step 4: Simplify right side
    33,427.40x = 686,389,669.44
  5. Step 5: Solve for x
    x = 686,389,669.44/33,427.40
  6. Step 6: Final answer
    x = 20,533.74

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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.