Home / 14,262.97-21,399.56-6,364.79

Finding the Fourth Proportional to 14,262.97, 21,399.56 and 6,364.79

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Solution

The fourth proportional to 14,262.97, 21,399.56 and 6,364.79 is: 9,549.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,262.97 : 21,399.56 = 6,364.79 : x
  2. Step 2: Convert to fraction form
    14,262.97/21,399.56 = 6,364.79/x
  3. Step 3: Cross multiply
    14,262.97x = 21,399.56 × 6,364.79
  4. Step 4: Simplify right side
    14,262.97x = 136,203,705.49
  5. Step 5: Solve for x
    x = 136,203,705.49/14,262.97
  6. Step 6: Final answer
    x = 9,549.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.