Home / 15,271.94-22,909.03-5,272.56

Finding the Fourth Proportional to 15,271.94, 22,909.03 and 5,272.56

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Solution

The fourth proportional to 15,271.94, 22,909.03 and 5,272.56 is: 7,909.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,271.94 : 22,909.03 = 5,272.56 : x
  2. Step 2: Convert to fraction form
    15,271.94/22,909.03 = 5,272.56/x
  3. Step 3: Cross multiply
    15,271.94x = 22,909.03 × 5,272.56
  4. Step 4: Simplify right side
    15,271.94x = 120,789,222.04
  5. Step 5: Solve for x
    x = 120,789,222.04/15,271.94
  6. Step 6: Final answer
    x = 7,909.22

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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.