Home / 14,253.24-19,669.88-7,965.48

Finding the Fourth Proportional to 14,253.24, 19,669.88 and 7,965.48

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Solution

The fourth proportional to 14,253.24, 19,669.88 and 7,965.48 is: 10,992.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.24 : 19,669.88 = 7,965.48 : x
  2. Step 2: Convert to fraction form
    14,253.24/19,669.88 = 7,965.48/x
  3. Step 3: Cross multiply
    14,253.24x = 19,669.88 × 7,965.48
  4. Step 4: Simplify right side
    14,253.24x = 156,680,035.74
  5. Step 5: Solve for x
    x = 156,680,035.74/14,253.24
  6. Step 6: Final answer
    x = 10,992.59

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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.