Home / 14,282.99-21,429.62-6,384.84

Finding the Fourth Proportional to 14,282.99, 21,429.62 and 6,384.84

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Solution

The fourth proportional to 14,282.99, 21,429.62 and 6,384.84 is: 9,579.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,282.99 : 21,429.62 = 6,384.84 : x
  2. Step 2: Convert to fraction form
    14,282.99/21,429.62 = 6,384.84/x
  3. Step 3: Cross multiply
    14,282.99x = 21,429.62 × 6,384.84
  4. Step 4: Simplify right side
    14,282.99x = 136,824,694.96
  5. Step 5: Solve for x
    x = 136,824,694.96/14,282.99
  6. Step 6: Final answer
    x = 9,579.56

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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.