Home / 19,496.40-29,244.60-11,623.20

Finding the Fourth Proportional to 19,496.40, 29,244.60 and 11,623.20

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Solution

The fourth proportional to 19,496.40, 29,244.60 and 11,623.20 is: 17,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,496.40 : 29,244.60 = 11,623.20 : x
  2. Step 2: Convert to fraction form
    19,496.40/29,244.60 = 11,623.20/x
  3. Step 3: Cross multiply
    19,496.40x = 29,244.60 × 11,623.20
  4. Step 4: Simplify right side
    19,496.40x = 339,915,834.72
  5. Step 5: Solve for x
    x = 339,915,834.72/19,496.40
  6. Step 6: Final answer
    x = 17,434.80

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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.