Home / 20,885.46-31,327.67-6,094.51

Finding the Fourth Proportional to 20,885.46, 31,327.67 and 6,094.51

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Solution

The fourth proportional to 20,885.46, 31,327.67 and 6,094.51 is: 9,141.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,885.46 : 31,327.67 = 6,094.51 : x
  2. Step 2: Convert to fraction form
    20,885.46/31,327.67 = 6,094.51/x
  3. Step 3: Cross multiply
    20,885.46x = 31,327.67 × 6,094.51
  4. Step 4: Simplify right side
    20,885.46x = 190,926,710.54
  5. Step 5: Solve for x
    x = 190,926,710.54/20,885.46
  6. Step 6: Final answer
    x = 9,141.61

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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.