Home / 20,188.01-30,282.59-5,396.94

Finding the Fourth Proportional to 20,188.01, 30,282.59 and 5,396.94

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Solution

The fourth proportional to 20,188.01, 30,282.59 and 5,396.94 is: 8,095.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,188.01 : 30,282.59 = 5,396.94 : x
  2. Step 2: Convert to fraction form
    20,188.01/30,282.59 = 5,396.94/x
  3. Step 3: Cross multiply
    20,188.01x = 30,282.59 × 5,396.94
  4. Step 4: Simplify right side
    20,188.01x = 163,433,334.77
  5. Step 5: Solve for x
    x = 163,433,334.77/20,188.01
  6. Step 6: Final answer
    x = 8,095.56

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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.