Home / 15,171.03-22,762.92-7,277.79

Finding the Fourth Proportional to 15,171.03, 22,762.92 and 7,277.79

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Solution

The fourth proportional to 15,171.03, 22,762.92 and 7,277.79 is: 10,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,171.03 : 22,762.92 = 7,277.79 : x
  2. Step 2: Convert to fraction form
    15,171.03/22,762.92 = 7,277.79/x
  3. Step 3: Cross multiply
    15,171.03x = 22,762.92 × 7,277.79
  4. Step 4: Simplify right side
    15,171.03x = 165,663,751.55
  5. Step 5: Solve for x
    x = 165,663,751.55/15,171.03
  6. Step 6: Final answer
    x = 10,919.74

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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.