Home / 15,003.53-22,519.43-7,613.30

Finding the Fourth Proportional to 15,003.53, 22,519.43 and 7,613.30

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Solution

The fourth proportional to 15,003.53, 22,519.43 and 7,613.30 is: 11,427.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,003.53 : 22,519.43 = 7,613.30 : x
  2. Step 2: Convert to fraction form
    15,003.53/22,519.43 = 7,613.30/x
  3. Step 3: Cross multiply
    15,003.53x = 22,519.43 × 7,613.30
  4. Step 4: Simplify right side
    15,003.53x = 171,447,082.86
  5. Step 5: Solve for x
    x = 171,447,082.86/15,003.53
  6. Step 6: Final answer
    x = 11,427.11

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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.