Home / 14,254.48-19,669.44-7,966

Finding the Fourth Proportional to 14,254.48, 19,669.44 and 7,966

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Solution

The fourth proportional to 14,254.48, 19,669.44 and 7,966 is: 10,992.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.48 : 19,669.44 = 7,966 : x
  2. Step 2: Convert to fraction form
    14,254.48/19,669.44 = 7,966/x
  3. Step 3: Cross multiply
    14,254.48x = 19,669.44 × 7,966
  4. Step 4: Simplify right side
    14,254.48x = 156,686,759.04
  5. Step 5: Solve for x
    x = 156,686,759.04/14,254.48
  6. Step 6: Final answer
    x = 10,992.11

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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.