Home / 20,808.58-31,208.22-6,014.20

Finding the Fourth Proportional to 20,808.58, 31,208.22 and 6,014.20

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Solution

The fourth proportional to 20,808.58, 31,208.22 and 6,014.20 is: 9,019.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,808.58 : 31,208.22 = 6,014.20 : x
  2. Step 2: Convert to fraction form
    20,808.58/31,208.22 = 6,014.20/x
  3. Step 3: Cross multiply
    20,808.58x = 31,208.22 × 6,014.20
  4. Step 4: Simplify right side
    20,808.58x = 187,692,476.72
  5. Step 5: Solve for x
    x = 187,692,476.72/20,808.58
  6. Step 6: Final answer
    x = 9,019.96

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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.