Home / 14,253.06-21,380.31-4,399.08

Finding the Fourth Proportional to 14,253.06, 21,380.31 and 4,399.08

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Solution

The fourth proportional to 14,253.06, 21,380.31 and 4,399.08 is: 6,598.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.06 : 21,380.31 = 4,399.08 : x
  2. Step 2: Convert to fraction form
    14,253.06/21,380.31 = 4,399.08/x
  3. Step 3: Cross multiply
    14,253.06x = 21,380.31 × 4,399.08
  4. Step 4: Simplify right side
    14,253.06x = 94,053,694.11
  5. Step 5: Solve for x
    x = 94,053,694.11/14,253.06
  6. Step 6: Final answer
    x = 6,598.84

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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.