Home / 14,252.56-19,669.44-7,965.40

Finding the Fourth Proportional to 14,252.56, 19,669.44 and 7,965.40

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Solution

The fourth proportional to 14,252.56, 19,669.44 and 7,965.40 is: 10,992.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.56 : 19,669.44 = 7,965.40 : x
  2. Step 2: Convert to fraction form
    14,252.56/19,669.44 = 7,965.40/x
  3. Step 3: Cross multiply
    14,252.56x = 19,669.44 × 7,965.40
  4. Step 4: Simplify right side
    14,252.56x = 156,674,957.38
  5. Step 5: Solve for x
    x = 156,674,957.38/14,252.56
  6. Step 6: Final answer
    x = 10,992.76

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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.