Home / 16,719.62-25,077.80-5,626.36

Finding the Fourth Proportional to 16,719.62, 25,077.80 and 5,626.36

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Solution

The fourth proportional to 16,719.62, 25,077.80 and 5,626.36 is: 8,439.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,719.62 : 25,077.80 = 5,626.36 : x
  2. Step 2: Convert to fraction form
    16,719.62/25,077.80 = 5,626.36/x
  3. Step 3: Cross multiply
    16,719.62x = 25,077.80 × 5,626.36
  4. Step 4: Simplify right side
    16,719.62x = 141,096,776.22
  5. Step 5: Solve for x
    x = 141,096,776.22/16,719.62
  6. Step 6: Final answer
    x = 8,439.00

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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.