Home / 14,184.14-21,287.54-6,393.56

Finding the Fourth Proportional to 14,184.14, 21,287.54 and 6,393.56

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Solution

The fourth proportional to 14,184.14, 21,287.54 and 6,393.56 is: 9,595.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.14 : 21,287.54 = 6,393.56 : x
  2. Step 2: Convert to fraction form
    14,184.14/21,287.54 = 6,393.56/x
  3. Step 3: Cross multiply
    14,184.14x = 21,287.54 × 6,393.56
  4. Step 4: Simplify right side
    14,184.14x = 136,103,073.79
  5. Step 5: Solve for x
    x = 136,103,073.79/14,184.14
  6. Step 6: Final answer
    x = 9,595.44

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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.