Home / 12,993.36-19,492.08-4,226.23

Finding the Fourth Proportional to 12,993.36, 19,492.08 and 4,226.23

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Solution

The fourth proportional to 12,993.36, 19,492.08 and 4,226.23 is: 6,340.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,993.36 : 19,492.08 = 4,226.23 : x
  2. Step 2: Convert to fraction form
    12,993.36/19,492.08 = 4,226.23/x
  3. Step 3: Cross multiply
    12,993.36x = 19,492.08 × 4,226.23
  4. Step 4: Simplify right side
    12,993.36x = 82,378,013.26
  5. Step 5: Solve for x
    x = 82,378,013.26/12,993.36
  6. Step 6: Final answer
    x = 6,340.01

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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.