Home / 13,079.00-19,619.85-4,192.14

Finding the Fourth Proportional to 13,079.00, 19,619.85 and 4,192.14

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Solution

The fourth proportional to 13,079.00, 19,619.85 and 4,192.14 is: 6,288.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,079.00 : 19,619.85 = 4,192.14 : x
  2. Step 2: Convert to fraction form
    13,079.00/19,619.85 = 4,192.14/x
  3. Step 3: Cross multiply
    13,079.00x = 19,619.85 × 4,192.14
  4. Step 4: Simplify right side
    13,079.00x = 82,249,157.98
  5. Step 5: Solve for x
    x = 82,249,157.98/13,079.00
  6. Step 6: Final answer
    x = 6,288.65

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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.