Home / 14,393.30-21,591.40-4,005.06

Finding the Fourth Proportional to 14,393.30, 21,591.40 and 4,005.06

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Solution

The fourth proportional to 14,393.30, 21,591.40 and 4,005.06 is: 6,007.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,393.30 : 21,591.40 = 4,005.06 : x
  2. Step 2: Convert to fraction form
    14,393.30/21,591.40 = 4,005.06/x
  3. Step 3: Cross multiply
    14,393.30x = 21,591.40 × 4,005.06
  4. Step 4: Simplify right side
    14,393.30x = 86,474,852.48
  5. Step 5: Solve for x
    x = 86,474,852.48/14,393.30
  6. Step 6: Final answer
    x = 6,007.99

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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.