Home / 14,257.18-19,670.34-7,968.34

Finding the Fourth Proportional to 14,257.18, 19,670.34 and 7,968.34

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Solution

The fourth proportional to 14,257.18, 19,670.34 and 7,968.34 is: 10,993.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257.18 : 19,670.34 = 7,968.34 : x
  2. Step 2: Convert to fraction form
    14,257.18/19,670.34 = 7,968.34/x
  3. Step 3: Cross multiply
    14,257.18x = 19,670.34 × 7,968.34
  4. Step 4: Simplify right side
    14,257.18x = 156,739,957.04
  5. Step 5: Solve for x
    x = 156,739,957.04/14,257.18
  6. Step 6: Final answer
    x = 10,993.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.