Home / 22,421.24-33,629.04-9,271.88

Finding the Fourth Proportional to 22,421.24, 33,629.04 and 9,271.88

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Solution

The fourth proportional to 22,421.24, 33,629.04 and 9,271.88 is: 13,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421.24 : 33,629.04 = 9,271.88 : x
  2. Step 2: Convert to fraction form
    22,421.24/33,629.04 = 9,271.88/x
  3. Step 3: Cross multiply
    22,421.24x = 33,629.04 × 9,271.88
  4. Step 4: Simplify right side
    22,421.24x = 311,804,423.40
  5. Step 5: Solve for x
    x = 311,804,423.40/22,421.24
  6. Step 6: Final answer
    x = 13,906.65

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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.