Home / 19,512.55-29,269.00-4,721.48

Finding the Fourth Proportional to 19,512.55, 29,269.00 and 4,721.48

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Solution

The fourth proportional to 19,512.55, 29,269.00 and 4,721.48 is: 7,082.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,512.55 : 29,269.00 = 4,721.48 : x
  2. Step 2: Convert to fraction form
    19,512.55/29,269.00 = 4,721.48/x
  3. Step 3: Cross multiply
    19,512.55x = 29,269.00 × 4,721.48
  4. Step 4: Simplify right side
    19,512.55x = 138,193,059.49
  5. Step 5: Solve for x
    x = 138,193,059.49/19,512.55
  6. Step 6: Final answer
    x = 7,082.27

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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.