Home / 19,496.70-29,246.90-5,456.72

Finding the Fourth Proportional to 19,496.70, 29,246.90 and 5,456.72

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Solution

The fourth proportional to 19,496.70, 29,246.90 and 5,456.72 is: 8,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,496.70 : 29,246.90 = 5,456.72 : x
  2. Step 2: Convert to fraction form
    19,496.70/29,246.90 = 5,456.72/x
  3. Step 3: Cross multiply
    19,496.70x = 29,246.90 × 5,456.72
  4. Step 4: Simplify right side
    19,496.70x = 159,592,144.17
  5. Step 5: Solve for x
    x = 159,592,144.17/19,496.70
  6. Step 6: Final answer
    x = 8,185.60

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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.