Home / 12,993.24-19,482.30-4,223.64

Finding the Fourth Proportional to 12,993.24, 19,482.30 and 4,223.64

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Solution

The fourth proportional to 12,993.24, 19,482.30 and 4,223.64 is: 6,333.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,993.24 : 19,482.30 = 4,223.64 : x
  2. Step 2: Convert to fraction form
    12,993.24/19,482.30 = 4,223.64/x
  3. Step 3: Cross multiply
    12,993.24x = 19,482.30 × 4,223.64
  4. Step 4: Simplify right side
    12,993.24x = 82,286,221.57
  5. Step 5: Solve for x
    x = 82,286,221.57/12,993.24
  6. Step 6: Final answer
    x = 6,333.00

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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.