Home / 16,720.74-25,082.01-5,627.79

Finding the Fourth Proportional to 16,720.74, 25,082.01 and 5,627.79

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Solution

The fourth proportional to 16,720.74, 25,082.01 and 5,627.79 is: 8,441.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720.74 : 25,082.01 = 5,627.79 : x
  2. Step 2: Convert to fraction form
    16,720.74/25,082.01 = 5,627.79/x
  3. Step 3: Cross multiply
    16,720.74x = 25,082.01 × 5,627.79
  4. Step 4: Simplify right side
    16,720.74x = 141,156,285.06
  5. Step 5: Solve for x
    x = 141,156,285.06/16,720.74
  6. Step 6: Final answer
    x = 8,441.99

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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.