Home / 14,014.55-19,339.83-7,965.88

Finding the Fourth Proportional to 14,014.55, 19,339.83 and 7,965.88

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Solution

The fourth proportional to 14,014.55, 19,339.83 and 7,965.88 is: 10,992.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.55 : 19,339.83 = 7,965.88 : x
  2. Step 2: Convert to fraction form
    14,014.55/19,339.83 = 7,965.88/x
  3. Step 3: Cross multiply
    14,014.55x = 19,339.83 × 7,965.88
  4. Step 4: Simplify right side
    14,014.55x = 154,058,716.65
  5. Step 5: Solve for x
    x = 154,058,716.65/14,014.55
  6. Step 6: Final answer
    x = 10,992.77

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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.