Home / 15,271.62-22,912.29-7,476.18

Finding the Fourth Proportional to 15,271.62, 22,912.29 and 7,476.18

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Solution

The fourth proportional to 15,271.62, 22,912.29 and 7,476.18 is: 11,216.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,271.62 : 22,912.29 = 7,476.18 : x
  2. Step 2: Convert to fraction form
    15,271.62/22,912.29 = 7,476.18/x
  3. Step 3: Cross multiply
    15,271.62x = 22,912.29 × 7,476.18
  4. Step 4: Simplify right side
    15,271.62x = 171,296,404.25
  5. Step 5: Solve for x
    x = 171,296,404.25/15,271.62
  6. Step 6: Final answer
    x = 11,216.65

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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.