Home / 20,967.44-31,451.10-6,176.34

Finding the Fourth Proportional to 20,967.44, 31,451.10 and 6,176.34

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Solution

The fourth proportional to 20,967.44, 31,451.10 and 6,176.34 is: 9,264.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,967.44 : 31,451.10 = 6,176.34 : x
  2. Step 2: Convert to fraction form
    20,967.44/31,451.10 = 6,176.34/x
  3. Step 3: Cross multiply
    20,967.44x = 31,451.10 × 6,176.34
  4. Step 4: Simplify right side
    20,967.44x = 194,252,686.97
  5. Step 5: Solve for x
    x = 194,252,686.97/20,967.44
  6. Step 6: Final answer
    x = 9,264.49

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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.