Home / 16,626.56-22,974.69-12,640.74

Finding the Fourth Proportional to 16,626.56, 22,974.69 and 12,640.74

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Solution

The fourth proportional to 16,626.56, 22,974.69 and 12,640.74 is: 17,467.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,626.56 : 22,974.69 = 12,640.74 : x
  2. Step 2: Convert to fraction form
    16,626.56/22,974.69 = 12,640.74/x
  3. Step 3: Cross multiply
    16,626.56x = 22,974.69 × 12,640.74
  4. Step 4: Simplify right side
    16,626.56x = 290,417,082.87
  5. Step 5: Solve for x
    x = 290,417,082.87/16,626.56
  6. Step 6: Final answer
    x = 17,467.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.