Home / 33,521.18-50,281.50-13,530.36

Finding the Fourth Proportional to 33,521.18, 50,281.50 and 13,530.36

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Solution

The fourth proportional to 33,521.18, 50,281.50 and 13,530.36 is: 20,295.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,521.18 : 50,281.50 = 13,530.36 : x
  2. Step 2: Convert to fraction form
    33,521.18/50,281.50 = 13,530.36/x
  3. Step 3: Cross multiply
    33,521.18x = 50,281.50 × 13,530.36
  4. Step 4: Simplify right side
    33,521.18x = 680,326,796.34
  5. Step 5: Solve for x
    x = 680,326,796.34/33,521.18
  6. Step 6: Final answer
    x = 20,295.43

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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.