Home / 13,200.01-19,797.91-4,315.28

Finding the Fourth Proportional to 13,200.01, 19,797.91 and 4,315.28

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Solution

The fourth proportional to 13,200.01, 19,797.91 and 4,315.28 is: 6,472.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,200.01 : 19,797.91 = 4,315.28 : x
  2. Step 2: Convert to fraction form
    13,200.01/19,797.91 = 4,315.28/x
  3. Step 3: Cross multiply
    13,200.01x = 19,797.91 × 4,315.28
  4. Step 4: Simplify right side
    13,200.01x = 85,433,415.29
  5. Step 5: Solve for x
    x = 85,433,415.29/13,200.01
  6. Step 6: Final answer
    x = 6,472.22

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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.