Home / 19,896.56-29,824.68-12,506.24

Finding the Fourth Proportional to 19,896.56, 29,824.68 and 12,506.24

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Solution

The fourth proportional to 19,896.56, 29,824.68 and 12,506.24 is: 18,746.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,896.56 : 29,824.68 = 12,506.24 : x
  2. Step 2: Convert to fraction form
    19,896.56/29,824.68 = 12,506.24/x
  3. Step 3: Cross multiply
    19,896.56x = 29,824.68 × 12,506.24
  4. Step 4: Simplify right side
    19,896.56x = 372,994,606.00
  5. Step 5: Solve for x
    x = 372,994,606.00/19,896.56
  6. Step 6: Final answer
    x = 18,746.69

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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.