Home / 19,336.40-29,004.60-13,192.40

Finding the Fourth Proportional to 19,336.40, 29,004.60 and 13,192.40

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Solution

The fourth proportional to 19,336.40, 29,004.60 and 13,192.40 is: 19,788.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,336.40 : 29,004.60 = 13,192.40 : x
  2. Step 2: Convert to fraction form
    19,336.40/29,004.60 = 13,192.40/x
  3. Step 3: Cross multiply
    19,336.40x = 29,004.60 × 13,192.40
  4. Step 4: Simplify right side
    19,336.40x = 382,640,285.04
  5. Step 5: Solve for x
    x = 382,640,285.04/19,336.40
  6. Step 6: Final answer
    x = 19,788.60

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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.